Norway's sovereign wealth fund — the world's largest — is worth over $1.4 trillion.

Some spiders use vibrations to detect trapped prey.

Fact #455 · Animals

Some sharks can reproduce without a mate in rare cases.

Fact #544 · Animals

A kingfisher dives into water to catch fish.

Fact #573 · Animals

A great horned owl has powerful talons for hunting.

Fact #449 · Animals

Some frogs carry their tadpoles on their backs.

Fact #354 · Animals

Some lizards can regrow their tails.

Fact #71 · Animals

Certain fish can produce their own light through bioluminescence.

Fact #372 · Animals

Some butterflies use mimicry to avoid predators.

Fact #556 · Animals