Scientists have described a new species of colorful crayfish—and it might already be sitting in your aquarium. The ...

Crayfish are also known as crawdads, crawfish, mudbugs and freshwater lobsters. Crayfish keep streams cleaner by eating decaying plants and animals. They are eaten, in turn, by fish, birds, reptiles, ...

Choose from Fresh Water Crayfish stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video Back Videos home Signature collection Essentials ...