The freshwater species under threat of extinction include fish, crabs, crayfishes, shrimps, dragonflies and damselflies, ...

DENVER— The U.S. Fish and Wildlife Service proposed today to protect a rare plant in southwestern Colorado and two crayfishes in a single watershed in Missouri as threatened under the Endangered ...

The Southeast also contains more than two-thirds of North America's species and subspecies of crayfishes and more amphibians and aquatic reptiles than any other region. All things considered, it has ...