
Mammal
Tiger
The largest cat species on Earth
Read the guide14 species in the guide are facing a very high risk of extinction in the wild. Each profile leads with a direct answer to the most-searched questions.

Mammal
The largest cat species on Earth
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Mammal
The largest land animal alive today
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Mammal
The largest animal that has ever lived
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Mammal
The fiery-furred resident of the Himalayas
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Mammal
Our closest living relative
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Mammal
The tool-using keystone of the kelp forest
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Reptile
The largest lizard on Earth
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Reptile
The gentle, long-lived grazer of tropical seas
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Fish
The largest fish in the world
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Fish
The fastest shark in the ocean
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Bird
One of the most intelligent talking birds
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Fish
The gentle giant that flies through the sea
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Amphibian
The largest frog on Earth
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Bird
Nature's clean-up crew on broad soaring wings
Read the guideA species classified as Endangered is facing a very high risk of extinction in the wild. It is one of the conservation categories used to communicate extinction risk.
The Global Animal Guide lists 14 species as Endangered, including Tiger, African Elephant, Blue Whale, Red Panda, Chimpanzee. See the full list below.