Add Yahoo as a preferred source to see more of our stories on Google. Photo credit: Getty Images Sightings of Brood X cicadas are popping up all over the eastern U.S. Reports of the bulbous-eyed ...

Like all arthropods, crabs must shed their tough exoskeleton to grow to a larger size. The video from the Shape of Life ...

Sightings of Brood X cicadas are popping up all over the eastern U.S. Reports of the bulbous-eyed bugs—including plenty of photos and videos—are starting to spill into social media. These insects are ...

Birds regularly shed and regrow their body and wing feathers in a process, called molting, that is critical for flight, migration, insulation, breeding and survival. A new study by University of Utah ...

Have you noticed that birds seem to keep a low profile this time of year? “I’ve had people ask me why they don’t see mockingbirds around in August,” said Sylvia Gallagher, chairwoman of bird ...

Explore the colors of songbird migration in a photo essay that displays the ways distance and timing affect plumage. In late summer and autumn, millions of birds fly above our heads, often at night, ...

On a beach in San Francisco, a crowd gathers to watch an elephant seal as it writhes in the sand. Concern increases as onlookers wonder what’s wrong with the animal. It seems to be in pain, but is not ...

Summer is a busy time for birds. The adults must help their new brood(s) of youngsters learn valuable life skills so they survive the coming winter; many species change their diet from insects to ...