Natural gas is primarily methane — and methane leaks during extraction often offset its advantage over coal.

Certain frogs can inflate themselves to appear larger to predators.

Fact #377 · Animals

Certain species of fish build bubble nests.

Fact #511 · Animals

Certain ants can detect chemical trails left by their colony.

Fact #448 · Animals

Some reptiles can live for over a century.

Fact #319 · Animals

Many birds use Earth's magnetic field for navigation.

Fact #388 · Animals

Penguins can drink salt water because of specialized glands.

Fact #362 · Animals

A honeybee colony functions as a highly coordinated unit.

Fact #409 · Animals

Some animals use camouflage to avoid predators.

Fact #336 · Animals