The critically endangered Pacific pocket mouse carries key genes that help it survive rising heat and drought as climate change intensifies.

As Floridians prepare for Earth Day on Wednesday, environmental advocates are attempting to raise awareness about a Trump administration plan to bypass compliance with the Endangered Species Act for all oil and gas activities in the Gulf of Mexico.

The U.S. Fish and Wildlife Service has designated approximately 3,814 river miles as critical habitat for four endangered freshwater mussel species across 17 states, including Pennsylvania. The designation covers occupied habitat for the rayed bean,

WHAT’S HAPPENING TODAY: Good afternoon and happy Thursday, readers! As the war in Iran continues, the head of the International Energy Agency has warned that the ongoing conflict could trigger one of the largest global energy threats in history.

Nearly 300 birds, fish, mammals and other critters have federal protection in the Golden State.