"New research aims to shed light on the social habits of the popular, but often misunderstood, animal."

"FALMOUTH, Maine — Groundhog Day may be a tongue-in-cheek holiday, but it remains the one day earmarked in the United States for an animal: Marmota monax, the largest and most widely distributed of the marmot genus, found munching on flowering plants — or, at this time of year, snuggling underground — from Alabama to Alaska.

"A thawing of permafrost in beaver-built wetlands can release vast stores of greenhouse gases to warm the climate, but Native peoples are already feeling the rodent’s impacts." "When the beavers came to streams near the Alaskan village of Venetie, the fish disappeared."

"There are an estimated 73,300 species of tree on Earth, 9,000 of which have yet to be discovered, according to a global count of tree species by thousands of researchers who used second world war codebreaking techniques created at Bletchley Park to evaluate the number of unknown species."

"Emphasizing the importance of bison hunts outside the park and the transfer of live bison to tribes, Yellowstone National Park is developing a new bison management plan to update a 20-year-old document."

"Sara Bogard halted her dog as the two began descending the cliff down to Manchester Beach, along the Mendocino coast. Below, scores of dead and dying birds littered the beach as far as she could see."

"Montana wildlife commissioners on Friday moved to shut down gray wolf hunting in a portion of the state around Yellowstone National Park, amid mounting criticism over a record number of the animals shot or trapped after roaming across the park boundary this winter."

"The number of western monarch butterflies overwintering in California rebounded to more than 247,000 a year after fewer than 2,000 appeared, but the tally remained far below the millions that were seen in the 1980s, leaders of an annual count said on Tuesday."

"On an unusually cold winter morning in central Florida, Corleone the manatee was awakened before dawn by wetsuited workers who slipped into his pool at SeaWorld and wrapped him in a long vinyl sling."