Some insects develop resistance to toxins over generations.

Certain beetles can produce sounds by rubbing body parts together.

Fact #546 · Animals

Some birds can sleep while flying.

Fact #332 · Animals

Archerfish shoot jets of water to knock insects off branches.

Fact #346 · Animals

Certain birds of prey have exceptionally sharp vision.

Fact #434 · Animals

Certain frogs can inflate themselves to appear larger to predators.

Fact #377 · Animals

Some birds cache food for later consumption.

Fact #461 · Animals

Some birds can fly for months without landing.

Fact #164 · Animals

Some frogs can survive being frozen during winter.

Fact #24 · Animals