A horned lizard can squirt blood from its eyes as a defense.

Many species of beetles have hardened wing covers called elytra.

Fact #457 · Animals

Blue whales are the largest animals known to have ever lived.

Fact #246 · Animals

Certain birds build hanging nests from woven plant fibers.

Fact #471 · Animals

Some sharks detect electrical signals from other animals.

Fact #128 · Animals

Some species of jellyfish can shrink and regrow their bodies.

Fact #428 · Animals

Some animals use camouflage to avoid predators.

Fact #336 · Animals

Some birds migrate between hemispheres each year.

Fact #203 · Animals

A hyena’s jaw is powerful enough to crush bone.

Fact #502 · Animals