Like a scaly cheetah, galloping crocs were a terror both on land and in the water. Good thing they lived 100 million years ago.
An accidental discovery by scientist Jonathan G. Martin lead to a surprise at his bird feeder. Turns out Flying Squirrels in the United States...
It's easy to believe that a snake might be a deadly mimic. But butterflies that start life as carnivorous caterpillars? Oh heck yeah! Show...
Barn owls come in three colors, a tawny brown, a mix of brown a white, and all white. It didn't make sense to researchers...