Life

Animals

Crocodile hearts

A crocodile's special heart may help it digest large, bony meals.

Brain

Internet Generation

For kids, the online world can be helpful in some ways and dangerous in others.

Animals

Mating slows down prairie dogs

Mating season turns distracted male prairie dogs into easy pickings for predators.

Brain

The Science Fair Circuit

For some kids, entering science fairs is like eating cookies. It's hard to stop at just one.

Plants

Stalking Plants by Scent

A vine that feeds on other plants finds its victims by their smell.

Animals

A seabird’s endless summer

Food plays an important part in the migration of seabirds and songbirds.

Animals

How to silence a cricket

A killer fly stalks noise-making crickets in Hawaii.

Fossils

Flying on Wings and Legs

An ancient bird had feathers on its legs that may have helped it fly.

Plants

A Change in Leaf Color

Leaves go to a lot of trouble to turn red in the fall.

Animals

Sea Giants and Island Pygmies

Food supply may help decide an animal's natural size on an island or in the ocean.

Animals

Roach love songs

Some male cockroaches whistle at females to get their attention.

Brain

Copycat Monkeys

When you stick out your tongue, a baby monkey will follow your lead.