Animals!
You love them, and we do too. In fact, we’ve made it our life’s work to share with you every detail about every animal on our planet.
Click to view all our animals or scroll to see some of the more popular animal lists!
Search for Any Animal
Each day we add new animals to our site. Search or scroll to see our progress!
Most Popular Animals

Lion
Lives in small groups called prides!

Panther
Prefers to hunt at night than during the day!

Amur Leopard
The Amur leopard may be the rarest big cat on Earth!

Polar Bear
Could be extinct within the next 30 years!

White Tiger
None have been seen in the wild for 50 years!

Wolf
Thought to date back more than 300,000 years!
A-Z Animals was founded on three guiding principles: accurate content you can trust, spreading knowledge on the animal kingdom, and giving back.
Today, more than 30,000 species are threatened with extinction, and thousands would already be lost without tireless conservation efforts. Knowing that the first step toward conservation is spreading knowledge of the incredible animals species across our planet, A-Z Animals was founded in 2008 to offer an online encyclopedic resource across animals of all kinds. Read More
Most Popular Pet Dogs

Boston Terrier: Complete Pet Guide
Friendly, lovable and very strong!

Irish Setter Complete Pet Guide
Can live for up to 16 years!

Golden Retriever Complete Pet Guide
Trusting, kind and gentle!
Most Popular Pet Cats

Abyssinian
The oldest breed of cat in the world!

Australian Mist
First bred in the 1700s!

Ragdoll
One of the larger breeds of domestic cat!
Explore Animals from Around the World
- African Animals
- Asian Animals
- Central American Animals
- Eurasian Animals
- European Animals
- North American Animals
- Marine (Ocean) Animals
- Oceanian Animals
- South American Animals
Our Newest Animals

Toadfish
Can be heard out of water

Codfish
They eat other fish

Mammals
The smallest mammal is around 1.6 inches long, while the longest is over 100 feet

Bichir
The bichir species is more than 400 million years old

Herring
People enjoy the taste of the oily fish in many different ways including pickled, smoked, salted, dried and fermented.

Anchovies
November 12th is celebrated as National Pizza with the Works Except Anchovies Day
Most Recently Updated Animals

American Eskimo Dog
The American Eskimo has splendid all white fur and an upturned tail

Toadfish
Can be heard out of water

Havanese
These are the only dogs that are native to Cuba

Robin
There are more than 45 species in Australia alone!

Dalmatian
Have an energetic and playful nature!

Bichir
The bichir species is more than 400 million years old
Animals By Letter: Explore A to Z Animal Lists

Animals that Start with A
Example: The Alaskan Malamute

Animals that Start with B
Example: The Birman

Animals that Start with C
Example: The Cichlid

Animals that Start with D
Example: The Dog

Animals that Start with E
Example: The English Springer Spaniel

Animals that Start with F
Example: The Ferret

Animals that Start with G
Example: The Green Anole

Animals that Start with H
Example: The Highland Cattle

Animals that Start with I
Example: The Immortal Jellyfish

Animals that Start with J
Example: The Jaguar

Animals that Start with K
Example: The Komodo Dragon

Animals that Start with L
Example: The Lizard

Animals that Start with M
Example: The Monitor Lizard

Animals that Start with N
Example: The Norwegian Forest

Animals that Start with O
Example: The Octopus

Animals that Start with P
Example: The Pied Tamarin

Animals that Start with Q
Example: The Quoll

Animals that Start with R
Example: The Raccoon Dog

Animals that Start with S
Example: The Sumatran Orang-utan

Animals that Start with T
Example: The Tawny Owl

Animals that Start with U
Example: The Umbrellabird

Animals that Start with V
Example: The Vervet Monkey

Animals that Start with W
Example: The Warthog

Animals that Start with X
Example: The X-Ray Tetra

Animals that Start with Y
Example: The Yorkshire Terrier

Animals that Start with Z
Example: The Zebra
Frequently Asked Questions About Animals
The 6 types of animals are mammals, fish, amphibians, reptiles, birds and invertebrates. Additionally, animals are classified in many different ways, which you may learn about in this complete guide to animal classification.
Our Endangered Animals Lists
Reference
We are building the world's greatest animal encyclopedia. Be search to check out our Reference Library and Glossary to learn about Animal Habitats, Diet, Behaviour and much more...
Top 10 Smartest Animals on Earth
What are the 10 smartest animals on Earth? We’ve given it some thought and compiled a list. So, without further ado, let the countdown begin! #10 Smartest Animal on Earth: Raccoon Raccoon Reaches For Flower Raccoons may gravitate to the garbage, but they’re also super smart. In the early 20th century, research conducted by ethologist […] Read More
The Complete Guide to the IUCN: The Basics, History, and Red List Explained
While researching endangered animals, you stumbled upon the acronym IUCN and may have thought: What is the IUCN? So let’s answer your questions. IUCN: The Basics The IUCN — which stands for International Union for Conservation of Nature — is the world’s largest global environmental network. Established in 1948, the organization develops sustainable solutions to […] Read More
The 15 Laziest Animals on Earth
Sure, last weekend, you enjoyed a 32-hour stream-a-thon and are now social media friends with the delivery driver. Still, you’re probably more active than the layabouts who made our 15 laziest animals list! #15 Laziest Animal: Cuckoo Bird Cuckoo birds do a lot of flapping around, but they’re lazy parents! Instead of incubating their own […] Read More
Marble Fox: Your Questions Answered
What is a marble fox? Do they make good pets? Are marble Arctic foxes the same as marble foxes? A reader recently asked these questions, so we got to work and found the answers. Let’s dive in! What Is a Marble Fox? Marble foxes aren’t a naturally occurring species. Instead, they’re the offspring of red […] Read More
Top 10 Animals that Hibernate (Excluding Bears)
Bears sleep through winter, but are there other animals that hibernate? The answer is yes! And today, we’re counting them down. Ready? Let’s go! #10 Hibernating Animal: Ground Squirrel Unlike tree squirrels, many ground squirrels are all about burrowing. With their brown fur and long claws, ground squirrels look near-identical to their arboreal-dwelling cousins. But […] Read More
Presidential Dogs: The Complete Guide to the First Dogs of The U.S.
A reader recently asked: Which U.S. presidents had dogs and what were their breeds? Never ones to ignore animal-related questions, we immediately got to work, dove into research, and emerged with a list of presidential dogs. Which president had eight dogs but no children? Which first family had over 30 pets and gave the White […] Read More
Best Dogs for City Living: The Definitive List
What are the best dogs for city living? Good candidates can’t be frequent, loud barkers that drive the neighbors mad. Additionally, they must be comfortable in smaller spaces and able to saunter through crowded city streets on a leash — or in a bag — without freaking out. So which breeds fit these needs? Let’s […] Read More
Are Insects Animals?
To date, scientists have identified about 1,744,204 (or 1.74 million) species. That’s an impressive number, but a mere drop in the bucket compared to the number of species waiting to be discovered. Recent estimates place the number of species in the natural world anywhere between 8.7 million and over a trillion! But the estimate includes […] Read More
Best Apartment Dogs: The Definitive 9 Picks
What are the best apartment dogs? Good candidates adjust easily to smaller spaces, don’t bark much, and aren’t overly aggressive. So, to answer the question, we consulted our dog experts and came up with this list of the nine best apartment dogs. #1 Dog for Apartment: Affenpinscher AKC Dog Personality Description for Affenpinscher: Confident, Famously Funny, […] Read More
New Monkey Alert: Just Discovered and on the Verge of Extinction
There’s a new monkey on the scene — but it’s already on the verge of extinction. Scientists stumbled upon a new primate in Myanmar‘s central forest. Called Popa langurs, the average individual sports grey fur on its back, white hair on its belly, and weighs about 18 pounds. Strikingly, they have light-colored patches around their […] Read More