Scientist Paul Helfrich has studied the T. bryo fish parasite for years and remains fascinated by its life cycle and potential lethality for trout and mountain whitefish.
The New Mexico Department of Game and Fish and Gila National Forrest are working together on a fish habitat restoration ...
Scientists reveal a never-before-seen species of leopard-size apex predator that lived in lush forest 30 million years ago.
Megan Nolan on the almost mystical appeal of animal escapes.