Bears are powerful, majestic animals who face numerous threats.

Depending on pack ice for their habitat, polar bears are threatened by climate change—and by traffic in their fur and parts.

Giraffes are gentle giants.

One of the largest living land mammals, rhinoceroses once shared the earth with saber-toothed cats and the earliest humanlike apes.

Social, family-oriented and highly adaptable—wolves have a lot in common with humans.

Zebras are striped, horse-like mammals that live across Africa.