"SALMON, Idaho -- Conservationists threatened to sue on Friday in order to block a plan by U.S. wildlife managers that strips grizzly bears of federal protection, opening them to hunting around Yellowstone National Park."

"The world’s largest ever field trial demonstrates widely used insecticides harm both honeybees and wild bees, increasing calls for a ban".

"Leaders worry delisting could invite energy exploration in historic areas."

"Steve Perlman doesn’t take Prozac, like some of the other rare-plant botanists he knows. Instead, he writes poetry. Either way, you have to do something when a plant you’ve long known goes extinct."

"Prominent greater sage grouse conservationists say Interior Secretary Ryan Zinke’s plan to consider captive breeding of the bird would meet a dead end."

"Chimpanzees do not deserve the same rights as people, a New York state appeals court unanimously concluded on Thursday, as it refused to order the release of two of the animals to a primate sanctuary."

"The Trump administration announced Wednesday that it will review a massive and controversial federal plan to protect the dwindling population of greater sage grouse in 11 western states."

"The overwhelming majority of bats are friends of humanity. They gobble up the insects that bite us and ruin our crops. They pollinate flowers and they replant forests by spreading seeds around. But as agriculture overtakes rain forests and jungles, humans have come into conflict with one bat species: the common vampire bat."

"Interior Secretary Ryan Zinke today announced a review of federal greater sage grouse conservation plans to determine in part if they are hindering energy production on public lands."

"The Mexican government, tycoon Carlos Slim and U.S. actor Leonardo DiCaprio on Wednesday unveiled a joint plan to protect a tiny porpoise in the Gulf of California that has become a potent symbol of critically endangered animal species."