The Pygmalion effect suggests expectations can influence performance.

The platypus is one of the few mammals that lay eggs.

Fact #382 · Animals

Some frogs can survive being frozen during winter.

Fact #24 · Animals

The mantis shrimp has some of the most complex eyes in the animal kingdom.

Fact #442 · Animals

Many birds use Earth's magnetic field for navigation.

Fact #388 · Animals

Certain birds build nests on cliffs for protection.

Fact #531 · Animals

Some birds can fly at high altitudes over mountains.

Fact #323 · Animals

Some birds can see ultraviolet light.

Fact #120 · Animals

Some birds use tools to extract insects from wood.

Fact #416 · Animals