Crows have been observed bending wires into hooks to retrieve food.

A hippopotamus can hold its breath underwater for several minutes.

Fact #433 · Animals

Some species of frogs can survive being partially dehydrated.

Fact #444 · Animals

A hawk has sharp vision adapted for hunting.

Fact #496 · Animals

A blue whale consumes vast amounts of krill daily.

Fact #478 · Animals

A koala sleeps for many hours each day.

Fact #490 · Animals

Some frogs can survive being frozen during winter.

Fact #24 · Animals

Some insects communicate using pheromones.

Fact #469 · Animals

Certain frogs can inflate themselves to appear larger to predators.

Fact #377 · Animals