Thousands of brown recluse spiders that forced a family from their home may have been mostly males looking for mates, scientist says.
A female fly’s previous sexcapades can have a profound effect on how her future children look, redefining the way scientists think about inheritance in insects.
Talk about lending a helping “fin”—groupers and eels in a coral reef work together to catch prey, a new study says.
Skunk spray is so potent that it can knock you out or even kill you—and now we know why the North American mammals evolved the noxious stuff.
Talk about a crappy meal: The leopard tree iguana feeds her newborns feces, according to new research.
A synthetic chemical similar to bear bile—the bitter, yellow-green liquid drained from bear gallbladders and certain livestock—may one day help treat diabetes in people.
Wandering albatross can stay aloft for hours without flapping their wings thanks to their yo-yo like flight pattern.
Learn more about the botfly, an invasive parasite that infects squirrels and other animals every fall.
Just in time for holiday cookie season, we’ve discovered that the vanilla flavoring in your baked goods and candy could come from the anal excretions of beavers.
A new species of eyeless insect adapted to the darkness has been discovered in an Arizona cave, a new study says.
From penguins sporting shoes to an elephant with a prosthetic foot, check out animals that strut their stuff in booties.
The only hibernating primate, the fat-tailed dwarf lemur, may open up new opportunities for space travel and improved medicines, a new study says.
To escape the Vietnamese heat, a caterpillar larvae leaps dozens of times a minute—without seeing where it’s going.
Primates can quickly recall something learned three years before, suggesting that memories are not uniquely human, a new study says.