M
Species Profile

Mexican Eagle (Northern crested caracara)

Aquila chrysaetos

Golden power on open skies
iStock.com/Florence and Joseph McGinn

Mexican Eagle (Northern crested caracara) Distribution

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Found in 70 locations

Mexican Eagle (Northern crested caracara)

At a Glance

Wild Species
Diet Carnivore
Activity Diurnal+
Lifespan 18 years
Weight 6.7 lbs
Status Least Concern
Did You Know?

Size: 66-102 cm long; wingspan 1.80-2.34 m (standard ornithological measurements).

Scientific Classification

A large, dark-brown raptor with a golden nape, famed for powerful soaring flight and hunting in open and mountainous landscapes. In Mexico it is widely linked to the national emblem tradition (the eagle on a cactus with a snake).

Kingdom
Animalia
Phylum
Chordata
Class
Aves
Order
Accipitriformes
Family
Accipitridae
Genus
Aquila
Species
chrysaetos

Distinguishing Features

  • Large size with broad wings and long tail; strong soaring profile
  • Golden-tinged nape/neck feathers (especially in good light)
  • Feathered legs down to the toes (a key Aquila trait)
  • Adults typically dark brown; immatures often show pale patches at the wing bases and tail patterning

Physical Measurements

Males and females differ in size

Length
♂ 2 ft 7 in (2 ft 6 in – 2 ft 9 in)
♀ 3 ft 1 in (2 ft 9 in – 3 ft 4 in)
Weight
♂ 8 lbs (7 lbs – 10 lbs)
♀ 11 lbs (8 lbs – 15 lbs)
Tail Length
♂ 12 in (10 in – 1 ft 1 in)
♀ 1 ft 1 in (12 in – 1 ft 2 in)
Top Speed
199 mph
diving at prey

Appearance

Primary Colors
Secondary Colors
Skin Type Keratin feathers over skin; powerful scaly toes with fully feathered tarsi typical of Aquila.
Distinctive Features
  • Adult size: length 66-102 cm; wingspan 1.80-2.34 m (field measures widely cited in raptor references).
  • Mass shows strong sex difference: males ~3.0-4.6 kg; females ~3.8-6.7 kg (reported across large datasets for Aquila chrysaetos).
  • Bill large and strongly hooked; cere and feet yellow; talons black and extremely robust.
  • Aquila/true-eagle trait: tarsi fully feathered to the toes, unlike many other accipitrids.
  • Tail relatively long; broad wings with pronounced "fingered" primaries for soaring and gliding.
  • Typical hunting behavior: high soaring, contour flight, and fast stoops to take mammals and birds in open terrain.
  • Typical habitats in Mexico: open and mountainous landscapes-arid mountains, grasslands, shrublands, and open highland plateaus; nesting on cliffs and large trees where available.
  • Mexico range: primarily northern and central highlands with local resident and seasonal occurrences depending on region and prey availability.
  • Longevity: commonly >20 years in the wild; maximum recorded >30 years wild and >40 years in captivity in long-term raptor records.
  • Family context: Accipitridae true eagles (Aquila) are distinct from caracaras (Falconidae) in build, flight style, and feathered tarsi.

Sexual Dimorphism

Females are substantially larger and heavier than males, while plumage patterning is broadly similar. Size dimorphism is most evident in body mass and overall bulk, not in distinct color morphs.

♂
  • Smaller average mass (~3.0-4.6 kg) and slightly shorter wings and tail.
  • Often more agile in aerial displays and prey exchanges during courtship.
♀
  • Larger average mass (~3.8-6.7 kg) with visibly bulkier body and feet.
  • Typically longer wings and tail on average; stronger appearance at close range.

Did You Know?

Size: 66-102 cm long; wingspan 1.80-2.34 m (standard ornithological measurements).

Mass is strongly sex-biased: males ~2.5-4.1 kg; females ~3.6-6.7 kg, with females often ~25-35% heavier.

Typical clutch is 1-4 eggs (most often 2); incubation ~41-45 days; fledging commonly ~65-80 days after hatching.

Pairs often maintain multiple alternate nests ("eyries") within one territory and may reuse them across years, adding greenery during laying.

Vision is extremely acute (commonly estimated ~2-3× human visual acuity), supporting long-range prey detection in open terrain.

In Mexico it is widely known by a Spanish common name meaning "royal eagle" and is associated with the national emblem; this is a cultural label, not a separate taxonomic species (the "Mexican eagle" is not a distinct species).

Unique Adaptations

  • "Booted" legs: feathered tarsi (a hallmark of booted eagles) help with insulation and protection when striking prey in cold, windy uplands.
  • Powerful feet and long, strongly curved talons for gripping and dispatching medium-sized prey; a robust, hooked bill for tearing flesh-core predatory toolkit of hawks and eagles.
  • Broad wings and a relatively long tail provide lift and control for ridge-soaring, low-speed maneuvering, and precise landings on cliffs or uneven terrain.
  • High-altitude endurance: physiology and flight style suited to mountainous landscapes where thin air and strong updrafts dominate.
  • Cryptic plumage: dark-brown body with a golden nape reduces conspicuousness against rock and vegetation at distance, aiding ambush and stealth approaches.

Interesting Behaviors

  • Soaring and slope-lifting: uses thermals and orographic lift along ridges to patrol vast hunting areas with minimal flapping-a classic energy-saving flight style in hawks and eagles.
  • Monogamy and territoriality: pairs commonly bond long-term, defend large territories, and perform aerial displays (undulating flight, talon-showing, sky-dancing).
  • Opportunistic hunting: primarily takes mammals and birds (hares, rabbits, ground squirrels, grouse), but also scavenges carrion-typical of many large eagles.
  • Nest-site fidelity with flexibility: chooses cliffs, crags, or large trees depending on local availability; will shift among alternate nests if disturbed.
  • Prey handling: may carry smaller prey in the feet to a plucking/feeding perch; larger prey is often fed on-site or dismembered before transport.
  • Parental roles: female does most incubation/brooding early; male often provides a large share of prey deliveries during incubation and early chick growth.

Cultural Significance

The Golden Eagle (Aquila chrysaetos) is Mexico's national symbol, linked to the famous eagle-on-a-cactus-with-a-snake image. Not a separate species, it ranges across the Northern Hemisphere and lives in open places like deserts, grasslands, shrublands, and mountains. It also stands for power and watchfulness worldwide.

Myths & Legends

Aztec founding story ends with an eagle sitting on a prickly pear cactus, marking their capital's founding; that image became Mexico's national emblem and is often linked to the golden eagle (Aquila chrysaetos).

Ancient Greece: the eagle is the bird of Zeus-an emblem of divine authority and an omen-bearer in classical tradition; Zeus's eagle also appears in the mythic cycle around Ganymede's abduction.

Greek myth of Prometheus: an eagle is sent to devour Prometheus's liver daily as punishment, a recurring image of relentless power and endurance in later literature and art.

Norse mythology: an unnamed eagle is described as sitting at the top of the Norse world tree; a hawk is said to sit between the eagle's eyes.

Central Asian falconry lore: in traditions of hunting with trained golden eagles, stories and songs celebrate the bond between hunter and eagle, treating the bird as a partner with near-human courage and spirit.

Conservation Status

LC Least Concern (IUCN Red List: Aquila chrysaetos)

Widespread and abundant in the wild.

Population Decreasing

Protected Under

  • CITES Appendix II (international trade regulated)
  • United States: Bald and Golden Eagle Protection Act; Migratory Bird Treaty Act
  • European Union: Birds Directive (listed on Annex I in much of its range)

Life Cycle

Birth 2 chicks
Lifespan 18 years

Lifespan

In the Wild
1–32.8 years
In Captivity
1–46 years

Reproduction

Mating System Monogamy
Social Structure Socially Monogamous
Breeding Pattern Lifelong
Fertilization Internal Fertilization
Birth Type Internal_fertilization

Golden Eagles form territorial pairs, typically mating with the same partner for many years, often for life. Courtship includes aerial displays; reproduction uses internal fertilization. Both sexes build nests and provision 1-2 chicks, though females brood more.

Behavior & Ecology

Social Pair Group: 2
Activity Diurnal, Crepuscular
Diet Carnivore Rabbits and hares (lagomorphs; frequently the dominant prey category by biomass in many populations-often >50% where abundant; e.g., summarized in Watson 2010; and regional diet syntheses such as Millsap & Bear 2000; USDA/USFWS diet compendia).
Seasonal Migratory 3,000 mi

Temperament

Strongly territorial; pairs maintain exclusive home ranges, with size varying widely by prey density (Kochert et al. 2002).
Highly site-faithful; traditional territories and nests may be reused for many years/decades (Watson 2010).
Nest-area defense is intense during incubation and early chick-rearing; intrusion tolerance drops sharply (Watson 2010).
Nonbreeding immatures are generally more nomadic and less territorial than adults; frequent long-distance dispersal (Kochert et al. 2002).
Parent-offspring association persists post-fledging; juveniles often receive food deliveries for ~8-12 weeks (Watson 2010).
Typically avoids close human approach, but tolerance varies with persecution history and remoteness (Watson 2010).
Long-lived for a raptor; documented wild longevity can exceed 30 years; captive records exceed 40 years (AnAge/EURING summaries).

Communication

High, clear whistles and piping calls used between mates and at the nest
Rapid, repeated yelps/chirps by nestlings and fledglings during begging
Harsh screams or alarm calls during territorial or nest defense encounters
Courtship aerial displays "sky-dancing"): undulating flights, dives, and mutual circling (Watson 2010
Food-pass and prey-carrying displays between mates during breeding
Postural signaling: erect stance, wing-spreading, and head/bill orientation during aggression
Territorial advertisement via conspicuous soaring along ridgelines and over nest cliffs
Nest-building and stick-carrying as visual signals reinforcing pair bond and territory ownership

Habitat

Biomes:
Alpine Tundra Boreal Forest (Taiga) Temperate Grassland Temperate Forest Mediterranean Desert Hot Desert Cold +2
Terrain:
Mountainous Hilly Plateau Plains Valley Rocky Coastal Island +2
Elevation: Up to 18044 ft 8 in

Ecological Role

Apex/upper-level predator in open and mountainous ecosystems; locally also an important facultative scavenger.

Top-down regulation of medium-sized herbivores and mesopredators (notably lagomorphs and ground-dwelling rodents), influencing vegetation and prey-community dynamics Removal of carrion when scavenging, contributing to nutrient cycling and carcass clean-up Indicator of large, relatively intact open landscapes with adequate prey bases and low human disturbance (used in raptor monitoring and conservation planning)

Diet Details

Main Prey:
Lagomorphs Ground squirrels, marmots, and prairie dogs Medium-sized birds Mammals Reptiles Carrion

Human Interaction

Domestication Status

Wild

Golden Eagle (Aquila chrysaetos) is not domesticated. Some birds are captured or bred and tamed for falconry, Central Asian eagle-hunting, or for display and education, but they are kept and handled as wild birds, not a domestic breed. The species is widely protected by law and legal possession is strictly controlled and usually needs permits.

Danger Level

Moderate
  • Physical injury (deep puncture/laceration) from talons during handling, trapping, rehabilitation, or falconry; risk increases during breeding/territorial defense near nests.
  • Rare aggressive incidents to bystanders; most risk is occupational (falconers, biologists, rehab staff).
  • Zoonotic/health risks typical of raptors in close contact (e.g., Salmonella spp. exposure from feces; ectoparasites), mitigated with hygiene and PPE.

As a Pet

Not Suitable as Pet

Legality: Golden Eagle (Aquila chrysaetos) is generally illegal or tightly controlled as a pet across its range. United States, Mexico, EU/UK require special permits; private ownership is usually banned. International trade listed CITES Appendix II.

Care Level: Expert Only

Purchase Cost:
Lifetime Cost: $40,000 - $200,000

Economic Value

Uses:
Cultural-symbolic value Ecotourism and wildlife viewing Falconry (regulated, non-consumptive use) Education and outreach (zoos/raptor centers) Ecosystem services (predation on prey species; scavenging of carrion)
Products:
  • Non-consumptive cultural and educational value (national/emblematic imagery; mascots; conservation branding)
  • Tourism revenue from raptor viewing in mountainous/open-country landscapes
  • Falconry/eagle-hunting experiences where legally practiced (services/events rather than commodity products)

Relationships

Related Species 10

Verreaux's Eagle Aquila verreauxii Shared Genus
Wedge-tailed Eagle Aquila audax Shared Genus
Steppe Eagle Aquila nipalensis Shared Genus
Eastern Imperial Eagle Aquila heliaca Shared Genus
Spanish Imperial Eagle Aquila adalberti Shared Genus
Tawny Eagle Aquila rapax Shared Genus
Bonelli's Eagle Aquila fasciata Shared Genus
Bald Eagle
Bald Eagle Haliaeetus leucocephalus Shared Family
White-tailed Eagle
White-tailed Eagle Haliaeetus albicilla Shared Family
Red-tailed Hawk Buteo jamaicensis Shared Family

Ecological Equivalents 5

Animals that fill a similar ecological role in their ecosystem

Bald Eagle
Bald Eagle Haliaeetus leucocephalus Both are large diurnal raptors that nest in tall trees or on cliffs, soar over open country, and sometimes take mammals and birds. Bald Eagles prefer aquatic prey and scavenge, while Golden Eagles hunt terrestrial mammals such as rabbits and ground squirrels.
White-tailed Eagle
White-tailed Eagle Haliaeetus albicilla Comparable size, soaring flight, and cliff/tree nesting. Both defend large breeding territories and can take medium-sized vertebrate prey. White-tailed Eagles are more coastal and wetland-associated, whereas Golden Eagles are more upland, montane, and steppe-associated.
Verreaux's Eagle Aquila verreauxii Closest niche analogue within Aquila: a cliff-nesting, open-country/mountain raptor that specializes on medium-sized mammals, notably hyraxes for Verreaux's eagle. Both are long-lived, slow-breeding eagles with high site fidelity and broad soaring search patterns.
Crested Caracara Caracara plancus They overlap in open habitats and both opportunistically use carrion; however, caracaras are more ground-oriented and scavenging-focused, whereas Golden Eagles are primarily aerial hunters of live vertebrate prey.
Great Horned Owl Bubo virginianus Great Horned Owls act as similar top predators in many of the same areas but at night while Golden Eagles hunt by day. They share prey such as rabbits, squirrels, and birds, and will sometimes prey on each other's young.

The northern crested caracara, also known as the Mexican eagle, is among the most common birds of prey in all of Central America. It is often considered to be its own separate species, but some taxonomists still classify it as a subspecies of the crested caracara. The popular name Mexican eagle is actually a misnomer. This bird is not an eagle at all; it belongs to the falcon family. The closest living relatives include the black caracara, black-throated caracara, and other caracaras.

3 Northern Crested Caracara Amazing Facts

  • In contrast to most falcons, the caracara flies through the air with slow, deliberate wing beats.
  • The northern crested caracara was regarded as a sacred bird by the Aztecs. One popular theory is that the Spanish settlers misinterpreted this bird as the golden eagle, which later became the national symbol of Mexico. While the golden eagle is found in northern Mexico, it isn’t nearly as widespread as the crested caracara. Some people still confuse this with the golden eagle, a completely separate species entirely.
  • A distinctive line of crested caracara from Guadalupe Island off the Pacific coast of Baja California went extinct in 1900.
Mexican Eagle (Northern crested caracara)

Northern crested caracaras build their nests at the top of trees.

Where to Find the Northern Crested Caracara

The northern crested caracara is endemic to a huge stretch of territory between the southern United States (mostly Florida, Arizona, and Texas) and northwestern Brazil, but it is most commonly associated with Mexico and Central America. Its closest related sibling, the southern crested caracara, can also be found from northern Brazil down to the tip of Argentina. These birds prefer to live in semi-open habitats with enough nesting cover.

Northern Crested Caracara Nests

Nesting sites are usually established at the top of tall shrubs or trees, up to 50 feet above the ground. Live oak, acacias, and even giant cactuses can all become a home for the caracara. The nests are usually constructed out of sticks, weeds, and other random debris. They are typically reused from year to year.

Northern Crested Caracara Scientific Name

The scientific name of the northern crested caracara is Caracara cheriway. Caracara is a Spanish and Portuguese word that originally came from the indigenous Tupi language of Brazil. It is probably an imitation of the bird’s call. Cheriway is thought to be the native word for the crested caracara among people from Venezuela. The northern and southern crested caracaras are the only living members of their genus. Together they belong to the falcon family. The main difference between caracaras and other falcons is their more solitary, sedentary lifestyle. They are also slower flyers.

Northern Crested Caracara Size, Appearance, and Behavior

The crested caracara is a fairly large bird, measuring up to 26 inches long with a wingspan of around 4 feet. The unique plumage is quite striking: the dark brown lower body and outer wings transition to a combination of buff white feathers and dark brown bars along the chest. The cheek and neck feathers are mostly buff white with minimal brown. However, the crown at the top of the head, which can be erected into a crest, is covered in solid brown plumage. The beak is an unusual combination of an orange base and a light blue tip. The bird also features alternating bands of brown and white tail feathers. Both sexes are similar in appearance, but the juveniles have duller plumage.

The northern crested caracara spends a lot of time flying low in the air, searching for prey on the ground below. They start flying early in the morning and occasionally come down to the ground to hunt. One of their favorite strategies is to follow the winding path of the highway for potential road kills. Crested caracaras are mostly solitary hunters, but they do spend the breeding season with a mate. They communicate with each other through alarm and mating calls.

Northern Crested Caracara Diet

The northern crested caracara is considered to be an obligate carnivore, meaning they must eat meat to survive (although there are some scattered reports that they do consume fruit as well). They are highly aggressive when on the hunt, even chasing away vultures from their kills. It is considered to be an apex predator.

What does the northern crested caracara eat?

The northern crested caracara has a diverse diet that includes rabbits, squirrels, skunks, frogs, lizards, snakes, turtles, fish, large insects, other birds and their eggs, and even young alligators. It does not care whether the prey is found dead or alive. It will feed on almost any kind of meat it can find. They will sometimes run along the ground to capture their prey.

Mexican Eagle (Northern crested caracara)

The population of Northern crested caracaras is healthy in general.

Northern Crested Caracara Predators, Threats, and Conservation Status

According to the IUCN Redlist, the crested caracara is a species of least concern. This means population numbers are quite healthy, and it requires no special conservation efforts. In some places, however, it does appear to be threatened with habitat loss, road accidents, and low reproductive rates. This bird has disappeared from some parts of its range in the United States. That is why it has a disconnected population in Florida.

What eats the northern crested caracara?

An adult caracara has few predators in the wild and therefore enjoys a long, healthy lifespan. Eggs and juveniles are more vulnerable to raccoons, crows, and other birds of prey, but they are usually well protected by the parents.

Reproduction, Young, and Molting

The northern crested caracara forms lifelong monogamous pair bonds that mostly last until one partner dies. Courtship usually involves an elaborate ritual in which they toss their heads back and give a guttural call. After pairing up, they will continue to reinforce their bond over the years with mutual preening and care. The breeding season takes place every year between January and March. Together they produce a clutch of two or three eggs, rarely four, at a time. Both parents take turns incubating the eggs for the first 30 days. After the chicks hatch, the parents will continue to bring food back to the nest. It takes about six to eight weeks for the chicks to start flying, but they may remain with the parents for another few weeks. The typical lifespan in the wild is somewhere around 26 years old.

Northern Crested Caracara Population

It’s difficult to estimate the true population size, but the conservation organization Partners in Flight suggests a combined population for both the northern and southern crested caracara of 2 million. Numbers appear to be increasing overall, but they have declined in parts of the United States. Even though it’s listed as least concern overall, the Florida population of the crested caracara (Audubon’s crested caracara) is currently classified as ‘Threatened’ under the US Endangered Species Act.

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Sources

  1. Audubon / Accessed March 28, 2022
  2. All About Birds / Accessed March 28, 2022
  3. Travis Audubon / Accessed March 28, 2022
Austin S.

About the Author

Austin S.

Growing up in rural New England on a small scale farm gave me a lifelong passion for animals. I love learning about new wild animal species, habitats, animal evolutions, dogs, cats, and more. I've always been surrounded by pets and believe the best dog and best cat products are important to keeping our animals happy and healthy. It's my mission to help you learn more about wild animals, and how to care for your pets better with carefully reviewed products.
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Mexican Eagle (Northern crested caracara) FAQs (Frequently Asked Questions)

The caracara does not typically have a set migration pattern, but juveniles may travel long distances before establishing a territory.