Bottlenose dolphins can remember the signature whistles of other dolphins they have not seen in over 20 years.

Male seahorses carry and give birth to their young.

Fact #359 · Animals

Some lizards can regrow their tails.

Fact #71 · Animals

Some birds build elaborate nests.

Fact #308 · Animals

Some birds can navigate using the position of the stars.

Fact #235 · Animals

Some snakes shed their skin multiple times a year.

Fact #485 · Animals

Ravens can solve complex problems in experiments.

Fact #380 · Animals

Some species of ants can form bridges using their bodies.

Fact #420 · Animals

A kangaroo uses its tail for balance while hopping.

Fact #474 · Animals