Sensitive, intelligent elephants are the world’s largest land mammal (by weight) and a living link to long-extinct species like the woolly mammoth.

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

These furry masked bandits probably hang out in your neighborhood—they’re amazing survivors and can thrive in all sorts of habitats.

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