T
Species Profile

Tenrec

Tenrecidae

Many forms, one Malagasy family
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Tenrec Distribution

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Invasive Species
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Found in 1 country

Size Comparison

Human 5'8"
Tenrec 3 in

Tenrec stands at 4% of average human height.

Tenrec / Hemicentetes semispinosus

At a Glance

Family Overview This page covers the Tenrec family as a group. Stats below are general traits shared across the family.
Diet Omnivore
Activity Nocturnal+
Lifespan 4 years
Weight 2.5 lbs
Status Not Evaluated
Did You Know?

Size range is extreme: ~4-39 cm head-body length, ~0-27 cm tail, and ~2.5 g to ~2 kg across the family.

Scientific Classification

Family Overview "Tenrec" is not a single species but represents an entire family containing multiple species.

Tenrecs are a diverse family of small-to-medium mammals primarily endemic to Madagascar (with a few relatives on nearby islands/regions). They show exceptional adaptive diversity, including shrew-like, hedgehog-like, mole-like, and even semi-aquatic forms, despite being more closely related to other afrotherian insectivore-like mammals (e.g., golden moles) than to true shrews or hedgehogs.

Kingdom
Animalia
Phylum
Chordata
Class
Mammalia
Order
Afrosoricida
Family
Tenrecidae

Distinguishing Features

  • Afrotherian mammals in order Afrosoricida; not true shrews/hedgehogs despite resemblance
  • High morphological/ecological diversity within one family (spiny, shrew-like, fossorial, semi-aquatic)
  • Generally insectivorous/omnivorous diets; many forage in leaf litter or soil
  • Often small-bodied with elongated snouts; some species bear spines or quills (hedgehog- and streaked tenrecs)

Physical Measurements

Males and females differ in size

Height
3 in (1 in – 6 in)
Length
8 in (2 in – 1 ft 4 in)
9 in (4 in – 1 ft 5 in)
Weight
0 lbs (0 lbs – 4 lbs)
0 lbs (0 lbs – 6 lbs)
Tail Length
Up to 9 in
Up to 10 in
Top Speed
7 mph
running

Appearance

Primary Colors
Secondary Colors
Skin Type Mostly dense fur; many species also have specialized stiff guard hairs or true spines (Setifer, Echinops, some Tenrec). Semi-aquatic forms (e.g., Limnogale) have water-shedding, dense pelage; fossorial forms show reinforced skin and reduced external appendages.
Distinctive Features
  • Family-wide size range (smallest to largest): head-body length ~4-6 cm to ~35-39 cm; mass ~2-5 g to ~1.5-2.5 kg.
  • Tail length varies from nearly absent/very short to long and functional (~0 to ~20-25 cm), especially in shrew-tenrecs (Microgale).
  • Body forms show strong convergent evolution: shrew-like (Microgale), hedgehog-like (Setifer, Echinops), mole-like/fossorial (Oryzorictes), and semi-aquatic (Limnogale).
  • Pelage can include spines, stiff bristles, or soft fur; some species can erect spines for defense.
  • Generally small heads with elongate snouts; dentition and skull shape vary with diet and digging specialization.
  • Endemism/ecology: overwhelmingly Madagascar-endemic; occupy humid rainforests, dry deciduous forests, spiny thickets, montane habitats, wetlands, and agricultural mosaics.
  • Diet/ecology (generalized): many are insectivorous/invertebrate-focused; some also take small vertebrates, fruit, or carrion. Degree of omnivory varies widely by genus and habitat.
  • Activity/behavior (variable): many are nocturnal/crepuscular; some show seasonal torpor/hibernation-like dormancy, while others remain active year-round in stable climates.
  • Locomotion and sheltering: ranges from ground-foraging to burrowing/tunneling specialists; some are competent swimmers in streams and marshes (Limnogale).
  • Reproduction and life history vary widely; litters can be relatively large in some tenrecs compared with similar-sized mammals.
  • Lifespan range across the family: typically ~1-3 years in small species; up to ~6-10+ years in larger species, with some captive records reaching ~10-14 years (species-dependent).

Sexual Dimorphism

Sexual dimorphism is usually subtle across Tenrecidae. In some species males average slightly larger or show more developed scent glands, while females may have higher reproductive investment traits (e.g., more prominent nipples when breeding); many species show minimal external differences.

  • Often slightly larger/heavier in some species; differences are population- and species-dependent.
  • Scent-marking structures/glands may be more pronounced in certain taxa.
  • During breeding, males may show increased neck/shoulder robustness in some lineages.
  • Nipples and mammary area become conspicuous during breeding/lactation; otherwise similar externally.
  • Often heavier when gravid; seasonal body-condition changes can be marked in some species.
  • In some species, relative pelvic/abdominal breadth may be slightly greater (subtle).

Did You Know?

Size range is extreme: ~4-39 cm head-body length, ~0-27 cm tail, and ~2.5 g to ~2 kg across the family.

They're not true shrews or hedgehogs-tenrecs are afrotherians, closer (deeply) to golden moles than to look-alike Eurasian hedgehogs.

Some species use spines for defense (hedgehog-tenrecs), while many others are fully furred and shrew-like-showing striking convergent evolution.

Reproduction can be prolific: litter sizes vary widely across tenrecs, reaching exceptionally high counts (notably in the large Tenrec genus).

Many tenrecs are strongly seasonal breeders in Madagascar's climate, timing young to resource-rich periods.

Several tenrecs can enter torpor or prolonged inactivity and show flexible body temperature regulation compared with many other mammals.

A few are semi-aquatic (e.g., the "otter-tenrec"), while others are dedicated burrowers (mole-tenrecs) or forest-floor insect hunters (shrew-tenrecs).

Unique Adaptations

  • Convergent body plans: within one family are hedgehog-like (Setifer, Echinops), shrew-like (Microgale), mole-like (Oryzorictes), and semi-aquatic forms (Limnogale).
  • Heterothermy in parts of the family: some tenrecs can let body temperature and metabolism fluctuate more than typical mammals, aiding survival in seasonal environments.
  • Spines evolved independently within the family; in some groups, modified quills also function in sound production for communication.
  • Specialized limbs and skulls reflect niche use-powerful digging adaptations in mole-tenrecs, and streamlined bodies with swimming features in semi-aquatic species.
  • High reproductive output in some taxa (large litters) supports persistence in variable environments, though reproductive strategies differ across species.
  • Cranial and dental diversity mirrors dietary flexibility, from fine insect-catching dentition to more generalized omnivorous setups in some lineages.

Interesting Behaviors

  • Mostly nocturnal insect-and-invertebrate foraging, but diets span from chiefly insectivory to broader omnivory depending on species and habitat.
  • Burrowing and tunnel use are common in multiple lineages; some species spend much of their lives underground, while others use shallow shelters or leaf litter.
  • Defensive strategies vary: spiny species can bristle, wedge into cover, or present spines; non-spiny species rely more on hiding, sprinting, or burrowing.
  • Communication includes scent-marking and vocalizations; in some lineages, specialized quills can produce sounds when rubbed (stridulation) for signaling.
  • Activity and physiology often track seasonality-some species reduce activity for extended periods during cooler/drier times, while others remain active year-round.
  • Sociality ranges from largely solitary to periods of tolerance or shared nesting; the degree of social behavior varies markedly among genera.
  • Habitat use spans rainforests, dry forests, spiny thickets, marsh edges, and streams-ecology differs widely even among close relatives.

Cultural Significance

In Madagascar, tenrecs (family Tenrecidae) are common and sometimes eaten. The large tenrec (Tenrec ecaudatus) was brought to islands like Reunion and became part of local food and daily life. Hunting follows custom and seasons.

Myths & Legends

Name origin: "tenrec" is widely traced to Malagasy-language names for these animals, reflecting early European naturalists adopting local terminology.

In Indian Ocean island history, the tailless tenrec (Tenrec ecaudatus), brought from Madagascar to Reunion and Mauritius, appears in local stories as a food animal linked to people and seasonal hunting.

In Madagascar, tenrecs are less central to myths than lemurs but show up in local talk and customs about seasonal hunting and household food, often tied to community taboos and rules of respect.

Conservation Status

NE Not Evaluated at the family level (IUCN primarily assesses species). Across Tenrecidae, species statuses span from Least Concern (LC) to threatened categories (VU/EN/CR), reflecting wide ecological diversity and uneven exposure to habitat change in Madagascar and nearby islands.

Has not yet been evaluated against the criteria.

Population Unknown

Protected Under

  • Habitat protection through Madagascar's protected-area network (national parks, strict nature reserves, and community-managed reserves) covering portions of tenrec ranges
  • National wildlife management measures in Madagascar that regulate hunting and harvest for some wild mammals, with enforcement varying by region
  • Site-level protections and environmental permitting requirements that can limit land conversion and mining impacts inside designated protected or managed areas

You might be looking for:

Greater hedgehog tenrec

24%

Setifer setosus

Spiny, hedgehog-like tenrec; terrestrial and insectivorous; one of the most familiar tenrecs.

Common (tailless) tenrec

22%

Tenrec ecaudatus

Large, robust tenrec; often referenced simply as “the tenrec” in general accounts; adaptable and sometimes associated with human-modified habitats.

Lowland streaked tenrec

14%

Hemicentetes semispinosus

Small tenrec with yellow/cream striping and spines; known for stridulation using specialized quills.

Lesser hedgehog tenrec

12%

Echinops telfairi

Small spiny tenrec sometimes kept in captivity; superficially resembles a hedgehog.

Long-tailed (shrew) tenrec

12%

Microgale longicaudata

Elongate, shrew-like tenrec with an exceptionally long tail; part of the diverse shrew tenrec radiation.

Highland streaked tenrec

8%

Hemicentetes nigriceps

Close relative of the lowland streaked tenrec, generally associated with higher-elevation habitats.

Aquatic tenrec

8%

Limnogale mergulus

Semi-aquatic tenrec adapted for swimming and foraging in streams; one of the most specialized tenrecs.

Life Cycle

Birth 6 pups
Lifespan 4 years

Lifespan

In the Wild
1–10 years
In Captivity
2–13 years

Reproduction

Mating System Promiscuity
Social Structure Solitary
Breeding Pattern Seasonal
Fertilization Internal Fertilization
Birth Type Internal_fertilization

Across Tenrecidae, mating is typically seasonal with brief encounters; individuals are often solitary outside breeding. Multiple mating by both sexes is suspected/recorded in several taxa, with little evidence for lasting pair bonds and maternal-only care common.

Behavior & Ecology

Social Nest group Group: 4
Activity Nocturnal, Crepuscular, Cathemeral, Diurnal
Diet Omnivore Invertebrates-especially insects and earthworms (with some species strongly specializing on particular invertebrate prey).
Seasonal Hibernates

Temperament

Generally shy, cryptic, and risk-averse; many freeze or hide rather than confront.
Defensive behavior varies widely: spiny species may bristle, hiss, or jab; others bite.
Seasonal flexibility is common: torpor/hibernation and reduced activity occur in some taxa, others remain active year-round.
Tolerance of conspecifics is usually low outside nests; juveniles are more tolerant than adults.
Strong habitat/ecoform variation across the family (shrew-like, hedgehog-like, fossorial, semi-aquatic) drives behavioral diversity.

Communication

Squeaks, chirps, and high-pitched calls used in close-range contact Especially mother-young
Grunts/snorts during handling, threat, or close encounters with conspecifics.
Hisses in defensive contexts More noted in spiny or more confrontational species
Clicking/stridulation in some taxa (notably streaked tenrecs) for contact and coordination.
Scent communication via urine/feces and glandular secretions; used for marking and reproductive state.
Tactile cues: nose-to-nose contact, nudging, and close body contact in nests.
Vibrational signaling through substrate in some species; complements low-visibility forest-floor lifestyles.
Postural displays (spine erection, body curling, head-lowering) vary with morphology and threat level.

Habitat

Biomes:
Tropical Rainforest Tropical Dry Forest Savanna Desert Hot Wetland Freshwater
Terrain:
Island Coastal Mountainous Hilly Plateau Plains Valley Riverine Volcanic Karst Rocky Sandy Muddy +7
Elevation: Up to 8202 ft 1 in

Ecological Role

Primarily insect-/invertebrate-feeding mammals with broad adaptive diversity; they function as mid-level consumers linking soil/leaf-litter food webs to higher predators, with some species also acting as opportunistic omnivores and semi-aquatic predators.

Regulation of invertebrate populations (including soil and leaf-litter arthropods) Soil mixing/aeration and nutrient cycling through digging and litter disturbance Energy transfer from detrital/soil systems to vertebrate food webs (important prey base for larger predators) Occasional seed dispersal via fruit consumption (extent varies by species)

Diet Details

Main Prey:
Insects Other arthropods Earthworms and other soil invertebrates Snails and slugs Crustaceans and aquatic invertebrates Small vertebrates Fish +1
Other Foods:
Fruit Seeds soft plant material Fungi

Human Interaction

Domestication Status

Wild

Tenrecs (family Tenrecidae) are not domesticated. People hunt some for food in parts of Madagascar, hit them with cars, or kill them as pests. They are also used in research, conservation, and zoos. A few, like the lesser hedgehog tenrec (Echinops telfairi), are kept as exotic pets but not domesticated. Habitat loss in Madagascar—deforestation, farming, and fires—causes most harm.

Danger Level

Low
  • bites/scratches when handled (all species can bite if stressed)
  • skin punctures from spines in hedgehog-like/streaked forms
  • potential zoonotic/parasite exposure (ectoparasites, enteric pathogens) when handling wild animals or bushmeat
  • allergic reactions or dermatitis from parasites/soiled bedding in captivity

As a Pet

Not Suitable as Pet

Legality: Laws differ by country and state. Many places ban tenrecs or need permits. Madagascar limits exports. Buyers must check local laws, vet care, and whether pets can be captive-bred or wild-caught.

Care Level: Experienced

Purchase Cost: $100 - $1,500
Lifetime Cost: $2,000 - $12,000

Economic Value

Uses:
Subsistence food (bushmeat) Local trade (limited, variable by region) Ecotourism/wildlife viewing Scientific research and education (zoos, universities) Ecosystem services (invertebrate predation)
Products:
  • meat (notably from larger-bodied tenrecs in some areas)
  • live animals for limited captive/educational trade
  • research/teaching value (comparative anatomy, physiology, evolution)

Relationships

Predators 8

Fossa Cryptoprocta ferox
Malagasy civet Fossa fossana
Ring-tailed mongoose Galidia elegans
Madagascar harrier-hawk Polyboroides radiatus
Owls
Owls Tyto spp. / Asio spp.
Large snakes Acrantophis
Domestic dog
Domestic dog Canis lupus familiaris
Domestic cat
Domestic cat Felis catus

Related Species 8

Golden moles Chrysochloridae Shared Order
Otter shrews Potamogalidae Shared Order
Hedgehog tenrecs Echinops Shared Family
Greater hedgehog tenrec Setifer setosus Shared Family
Streaked tenrecs Hemicentetes Shared Family
Rice tenrecs Oryzorictes Shared Family
Shrew tenrecs
Shrew tenrecs Tenrecidae Shared Family
Web-footed tenrec Limnogale mergulus Shared Family

Ecological Equivalents 5

Animals that fill a similar ecological role in their ecosystem

Hedgehog
Hedgehog Erinaceidae Several tenrecs (e.g., Echinops, Setifer) have independently evolved a spiny, hedgehog-like body form and similar anti-predator behaviors (curling and defensive postures), despite not being closely related.
True shrews Soricidae Many tenrecs, especially shrew tenrecs, occupy small-bodied, ground- and leaf-litter insectivore niches similar to true shrews (family Soricidae), exhibiting comparable foraging styles and diets.
True moles Talpidae Burrowing tenrecs (e.g., rice tenrecs) overlap ecologically with true moles as fossorial insectivores, though their digging specializations are generally less extreme than those of many talpids.
Golden moles Chrysochloridae Within the same order (Afrosoricida), golden moles provide a close afrotherian analogue for fossorial, invertebrate-feeding lifestyles; some tenrecs have converged on similar subterranean habits.
Water shrews and desmans Soricidae / Talpidae Semi-aquatic tenrecs (notably the web-footed tenrec) overlap with the small-mammal aquatic-insectivore niches occupied by water shrews and desmans: they feed in streams and have adaptations for swimming.

Types of Tenrec

27

Explore 27 recognized types of tenrec

Common tenrec Tenrec ecaudatus
Greater hedgehog tenrec Setifer setosus
Lesser hedgehog tenrec Echinops telfairi
Robust hedgehog tenrec Echinops robustus
Lowland streaked tenrec Hemicentetes semispinosus
Highland streaked tenrec Hemicentetes nigriceps
Large-eared tenrec Geogale aurita
Rice tenrec Oryzorictes hova
Four-toed tenrec Oryzorictes tetradactylus
Web-footed tenrec Limnogale mergulus
Long-tailed shrew tenrec Microgale longicaudata
Gracile shrew tenrec Microgale gracilis
Common shrew tenrec Microgale soricoides
Thomas' shrew tenrec Microgale thomasi
Montane shrew tenrec Microgale monticola
Cowan's shrew tenrec Microgale cowani
Jenkins' shrew tenrec Microgale jenkinsae
Drouhard's shrew tenrec Microgale drouhardi
Major's shrew tenrec Microgale majori
Black-rumped shrew tenrec Microgale melanorrhachis
Pygmy shrew tenrec Microgale parvula
Long-nosed shrew tenrec Microgale nasoloi
Taiva shrew tenrec Microgale taiva
Fotsifotsy shrew tenrec Microgale fotsifotsy
Jobihely shrew tenrec Microgale jobihely
Dobson's shrew tenrec Nesogale dobsoni
Talazac's shrew tenrec Nesogale talazaci

While the Madagascar tenrec closely resembles a hedgehog, they are not related to each other.

Tenrec Summary

Tenrecs are small, insectivorous mammals that are only native to Madagascar. They are closely related to hedgehogs and have a similar appearance, although they sometimes lack the spines that hedgehogs have. They are nocturnal animals and spend most of their time in trees or burrows. There are two main types: the common tenrec and the greater tenrec. The common tenrec is the largest tenrec species and can grow up to two pounds. The greater tenrec is smaller, only growing to weigh around seven ounces. Both species are covered in fur, which can be either brown or black in coloration.

5 Incredible Facts

  1. The streaked tenrec is one of the only mammals known to use stridulation for communication. This means they make a chirping noise by rubbing their body parts together.
  2. They are native to Madagascar and can be found in various habitats, including rainforests, spiny forests, and dry scrubland.
  3. There are more than 26 species of tenrec, ranging in size from the common tenrec (about the size of a rabbit) to the giant tenrec.
  4. They are insectivores, and their diet consists mainly of insects, but they will also eat small vertebrates such as lizards and snakes when given a chance.
  5. They are nocturnal animals and spend most of the day sleeping in burrows or nests.

Tenrec Scientific Name

Tenrecs are in the family Tenrecidae. They are a family of small, spiny mammals found in Africa, Madagascar, and the Americas. They resemble hedgehogs, shrews, and moles; however, they are unrelated and have their evolutionary track. 

Tenrec Appearance

Animals That Use Sonar-tenrec

Tenrecs are small and round and can have quills all over their body.

Tenrecs can have a unique appearance. They are small and round and can have quills all over their body. They are also covered in fur, which can be either brown or black. Their eyes are large and black, and they have a long snout. Overall, they look like a cross between a hedgehog and a mouse. They can be as small as 1.8 inches in length to as big as 15 inches. The largest species weighs around two pounds. 

Tenrec Evolution

As we now know, the tenrecs are a family of small mammals native to Madagascar. They are in the same order related to other small mammals, such as rodents, rabbits, and moles. However, the family only includes the various tenrec species. The tenrec has undergone much evolution over their existence. They first appeared in Madagascar about 25 million years ago. Since then, they have adapted to their environment and evolved into the creatures we see today. There are many theories about why the tenrec animals have evolved. Some scientists believe it is because of their diet; others think it is because of their ability to reproduce quickly.

Behavior

Tenrecs are generally shy and solitary but can be very active when foraging for food. They eat insects, worms, snails, and other small invertebrates. When they feel threatened, they curl up into a ball, and some can even emit a loud clicking noise to warn predators. They are primarily active at night, so most species have adapted to be blind or have poor eyesight.

Habitat

Tenrecs are found in various habitats in Madagascar, including forests, grasslands, and urban areas. They are adaptable creatures that can survive in both hot and cold climates. Additionally, they can live in both wet and dry environments. Due to their ability to adapt to different conditions, it is challenging to say the ideal habitat for a tenrec. However, they do seem to prefer dense vegetation, as this provides ample hiding places from predators, and they do best in areas with a good amount of food readily available.

Diet

Tenrecs are insectivores, meaning their diet consists primarily of insects. However, they will also consume other small invertebrates, such as worms and spiders. They can be fed a diet of commercially available insectivore diets and live insects in captivity.

Predators and Threats

Unfortunately, the tenrec is at risk from predators and threats, and due to their small size, they are preyed upon by many different animals. The most common predators include owls, eagles, snakes, fossa, and cats. Additionally, these animals are also threatened by habitat loss and degradation. One of the main predators of the tenrec is the fossa, a unique to Madagascar predatory mammal. The fossa is a sizeable cat-like creature that preys on small mammals like the tenrec. These animals are also at risk from humans who hunt them for their meat or fur. 

Several things can be done to help protect them and other unique animals only found in Madagascar from becoming extinct. The best place to start is to create protected areas for them to live. Educating people about the importance of these animals is also vital. The best way to help protect the tenrec is to raise awareness about their plight and work to conserve their habitat. We can also support organizations that are working to protect these animals.

Reproduction

The female tenrec will birth live young within 61-68 days of gestation and have a litter of up to 10 offspring. This reproductive strategy ensures at least some of the tenrec’s offspring will survive even if conditions are not ideal for raising young. It is just one of the many adaptations that make this animal well-suited to its environment.

Babies

The tenrec can have anywhere from 1-10 offspring at a time. The average litter size is 3-4. Offspring can be born fully furred and will open their eyes within 11-13 days. They will stay close to their mother for the first few weeks of life and be dependent on her. They are excellent parents and will care for their young until they are old enough to be on their own. There are two main types of tenrec animals: the common tenrec and the greater tenrec. Both kinds reproduce by giving birth to live young. The young tenrecs are born vulnerable and are usually weaned within four weeks. After that, they become independent and start to live on their own.

Lifespan

Tenrecs have a relatively short lifespan compared to other animals. The average lifespan is only about 10 years. While this may seem short, it is typical for small mammals like the tenrec. Many small mammals have less than ten years of lifespan due to their high metabolism and lack of defenses against predators and diseases. While their lifespan may be shorter than some other animals, it is typical for their size and species.

Some threats include predators, disease, parasites, and humans.

Tenrec Population

According to scientists, the population is hard to determine. However, around 2,500-5,000, individual tenrec animals are in the wild. Most of these animals are found in Madagascar, with smaller populations in other parts of Africa and Asia. They are listed as vulnerable due to their declining population. This decline is mainly due to habitat loss, fragmentation, and hunting pressure from humans. In addition, they are also affected by climate change and disease outbreaks. The good news is that several conservation efforts are underway to help protect them. For example, many organizations are working to raise awareness about this species and its plight. In addition, habitat protection and restoration projects are being carried out in their living areas.

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Lev Baker

About the Author

Lev Baker

Lev is a writer at AZ Animals who primarily covers topics on animals, geography, and plants. He has been writing for more than 4 years and loves researching topics and learning new things. His three biggest loves in the world are music, travel, and animals. He has his diving license and loves sea creatures. His favorite animal in the world is the manta ray.
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Tenrec FAQs (Frequently Asked Questions)

The tenrec is considered insectivorous as it almost exclusively feeds on insects and invertebrates.