Giraffes only sleep around 30 minutes per day, usually in short bursts of a few minutes.

Some sharks detect electrical signals from other animals.

Fact #128 · Animals

A lion’s mane can signal strength and health.

Fact #460 · Animals

A fox has keen hearing adapted for hunting small prey.

Fact #534 · Animals

Some birds cache food for later consumption.

Fact #461 · Animals

Elephants communicate using low-frequency sounds.

Fact #51 · Animals

Penguins can drink salt water because of specialized glands.

Fact #362 · Animals

Ravens can solve complex problems in experiments.

Fact #380 · Animals

Some spiders can glide through the air using silk.

Fact #369 · Animals