Invertebrates Pictures, Invertebrate Animals, Facts

Invertebrate Features

Coral

It's reef madness in this colorful gallery of coral formations.
Photo Gallery: Coral Reefs

About 80 percent of all life on Earth is found in the oceans, which cover 71 percent of the planet's surface. Take a look at how colorful life under the sea can be.
Lobster

Learn more about these popular crustaceans that some think of only as a meal. Find out the sizes that these sea creatures are capable of attaining.
Sea Cucumber

Learn how these amazing echinoderms deter predators by snaring them with sticky threads and even hurling their internal organs about.
Discoveries in the Dark

Eyeless spiders, translucent millipedes, 175-year-old crayfish, and other odd cave-dwellers face an uncertain future.

Prehistoric "Panda" Found in Spain

A small fossil bear recently identified in Spain suggests China's giant panda has European roots, a new study says.
Runner's High Hardwired

The pleasurable sensation known as "runner's high" may have motivated human and canine ancestors to build endurance, a new study says.

How to Build a Dog

Scientists have found the secret recipe behind the spectacular variety of dog shapes and sizes, and it could help unravel the complexity of human genetic disease.
Dog DNA Photo Gallery

Scientists have found the secret recipe behind the spectacular variety of dog shapes and sizes, and it could help unravel the complexity of human genetic disease.