Examples of endangered animals include mammals such as the tiger, chimpanzee, Asian elephant and sea otter; birds such as the Egyptian vulture and Galápagos penguin; reptiles such as the Alabama red-bellied cooter and green sea turtle; fish such as the humphead wrasse and whale shark; and amphibians such as the golden poison frog and Majorcan midwife toad.

Critically endangered species include orangutans, gorillas and the black rhino; reptiles such as the Hawksbill sea turtle and bog turtle; amphibians such as the axolotl and Chinese giant salamander; and insects such as the rusty patched bumblebee and golden-eyed stick insect.