Get out your smallest violin—or maybe your biggest—for the petite frogs whose miniature ear structures hinder their ability to hop, one of the defining characteristics of frogs. The frogs are of the ...

Hold out your arm with your palm facing downward. Now rotate your hand 90 degrees to give a thumbs-up without moving your elbow. If you look closely, you’ll notice the two bones in your forearm, ...

The leap of a frog is a quintessential evolutionary feat. The critter’s girthy gams thrust from behind to springboard the body up and out; a pair of acrobatic arms stretch forward to seamlessly break ...