Cuneiform was written by pressing a wedge-shaped reed into wet clay — the name means 'wedge-shaped.'

A camel can drink large amounts of water in a short time.

Fact #458 · Animals

A sea sponge is an animal, not a plant.

Fact #541 · Animals

A meerkat stands upright to scan for predators.

Fact #547 · Animals

A spider spins silk that is incredibly strong for its weight.

Fact #528 · Animals

A hawk has sharp vision adapted for hunting.

Fact #496 · Animals

Some birds use tools to extract insects from wood.

Fact #416 · Animals

Some birds can fly at high altitudes over mountains.

Fact #323 · Animals

Some marine mammals communicate through clicks and whistles.

Fact #525 · Animals