A cockroach can survive a week without its head — it dies eventually from inability to drink water.

Blue whales are the largest animals known to have ever lived.

Fact #246 · Animals

Some butterflies migrate seasonally.

Fact #505 · Animals

Certain owls hunt silently because of specialized feather structures.

Fact #542 · Animals

A sloth can take up to a month to digest a single meal.

Fact #441 · Animals

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

Fact #458 · Animals

A squid can propel itself rapidly by jetting water.

Fact #417 · Animals

A hummingbird can hover in place while feeding.

Fact #484 · Animals

Sea otters hold hands while sleeping to avoid drifting apart.

Fact #364 · Animals