A jellyfish has no brain, heart, or blood — and its body is 95% water.

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

Fact #528 · Nature

Prehistoric ecosystems were diverse and dynamic.

Fact #754 · Nature

The Amazon rainforest supports millions of species.

Fact #302 · Nature

Tardigrades can survive extreme radiation, freezing, and even space.

Fact #2079 · Nature

A gecko can climb vertical surfaces using microscopic hairs on its feet.

Fact #415 · Nature

Some butterflies have wings that reflect ultraviolet light.

Fact #533 · Nature

Atmospheric rivers can deliver massive amounts of rainfall.

Fact #845 · Nature

Cactus spines reduce water loss and protect against herbivores.

Fact #863 · Nature