A Rare Window Into Prehistoric Frog Reproduction One of the most fascinating aspects of this discovery is the likely cause of death. Lead researcher Baoxia Du, a paleontologist at Lanzhou ...

In Arizona, the Chiricahua has declined more than any other leopard frog. Chiricahua leopard frogs need permanent water for reproduction, but that's increasingly hard to come by: Southwest riparian ...

Biological robots made from frog cells can replicate by smooshing loose cells into new robots—a reproduction method not seen in any other organism. Chloe Tenn is a graduate of North Carolina State ...