Cervantes' 'Don Quixote' (1605) is widely considered the first modern novel.

Penguins can drink salt water because of specialized glands.

Fact #362 · Animals

The Komodo dragon has a venomous bite.

Fact #407 · Animals

Some snakes can sense heat using specialized pits.

Fact #408 · Animals

A koala sleeps for many hours each day.

Fact #490 · Animals

Some species of penguins can swim at speeds of up to 15 miles per hour.

Fact #251 · Animals

A wolf can travel dozens of miles in a single day.

Fact #545 · Animals

Some fish build intricate sand nests.

Fact #436 · Animals

A kangaroo cannot walk backward easily.

Fact #375 · Animals