Animals This butterfly represents the first insect extinction caused by humans in the United States. Adam M It's been about 80 years since the last sighting of the Xerces blue butterfly flitting about on pastel wings across coastal California ... read more
Animals Long considered loners, many marsupials may have complex social lives Adam M According to a new study, many marsupials, such as the squirrel glider (Petaurus norfolcensis) shown here, can live in a variety of social g... read more
Animals Honeybee Tongue Hair Linked to Nectar-Collection Efficiency Adam M The length and diameter of a honeybee's tongue hairs determine how efficiently it can collect nectar from various flowers, a discovery t... read more
Animals Frog lenses can develop differently depending on what environment they will live in as adults Adam M Anurans' (frogs' and toads') eyes are important for understanding how vertebrates developed their vision. Photographer: Dan Kole... read more
Animals The water flow rate of a fish's 'home' affects the survival of their offspring Adam M According to new research, the water flow where adult fish life can affect the body shape and survival of their offspring. Heteractis Magni... read more
Animals Some presumed extinct harlequin frogs have been rediscovered. Adam M One group of jewel-encrusted frogs is making a comeback in Central and South America. It was believed that the iconic Jambato harlequin frog... read more
Animals Piggy in the middle: Pig aggression reduced when a bystander pig steps in Adam M Credit: CC0 Public Domain A small study suggests that when two pigs are fighting, an intervening pig can either reduce the number of attacks... read more
Animals Certain young fruit flies’ eyes literally pop out of their head Adam M Human body changes on the verge of adulthood can be awkward, but at least our eyes don't protrude from our heads on stalks longer than o... read more
Animals Video reveals that springtails are tiny acrobats Adam M It's not just a matter of panic and chance. Springtails, one of nature's most extreme self-launchers, turn out to be much more acrob... read more
Animals Endangered Devils Hole pupfish is one of the most inbred animals known Adam M A curious Devils Hole pupfish raised in captivity at Nevada's Ash Meadows Fish Conservation Facility. The facility keeps a pupfish refug... read more
Animals Carnivore gut microbes offer insight into health of wild ecosystems Adam M A new study finds that the microbial ecosystem in the guts of wild marten (Martes americana) that live in relatively pristine natural habita... read more
Animals Report says native fish overlooked as invaders in US waters Adam M Banded Killifish, eastern (top) and western (bottom). In its native range, the Eastern subspecies may be edging out the Western fish. Acco... read more
Animals Deer-vehicle collisions spike when daylight saving time ends Adam M Year-round daylight saving time could save the lives of tens of thousands of deer and dozens of people. People pay a high price for the end ... read more