A plant or an animal species receive protection under the Endangered Species Act. And, before it receives the protection, the species must first be placed on the Federal list of endangered and threatened wildlife and plants.
Here is a photo gallery of species spotted and considered threatened according to the 2006 IUCN Red List of Threatened Species.
MAMMALS

The Polar Bear (Ursus maritimus)

The Golden-rumped Sengi (Rhynchocyon chrysopygus)

The Common Hippopotamus (Hippopotamus amphibius)

Juliana’s Golden Mole (Neamblysomus julianae)
BIRDS

The Pink Pigeon (Nesoenas mayeri)

The White-tailed Eagle (Haliaeetus albicilla)
REPTILES

Iberolacerta cyreni

The Giant Bronze Gecko (Ailuronyx trachygaster)
AMPHIBIANS

The Blue Poison Frog(Dendrobates azureus)
To be continued…
Via: Redlist…