Volcanoes form where magma reaches the surface.

Certain plants release chemicals to deter competing vegetation.

Fact #868 · Nature

Sharks have existed longer than trees.

Fact #7 · Nature

A chameleon changes color primarily for communication and temperature control.

Fact #431 · Nature

Some plants grow toward light sources.

Fact #138 · Nature

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

Fact #528 · Nature

Some butterflies have wings that reflect ultraviolet light.

Fact #533 · Nature

Some bacteria can live inside rocks.

Fact #1690 · Nature

The penguin’s dense feathers create a waterproof barrier.

Fact #895 · Nature