A batch of 1,000 rare tadpoles raised at the Phoenix Zoo landed in a new home at the Grasshopper Tank in the Tonto National Forest, part of ongoing efforts to boost the population of the threatened ...

The federal government will designate more than 10,000 acres in Arizona and New Mexico as prime habitat for the threatened Chiricahua leopard frog. More than a dozen streams and many livestock ...

Spring choruses of frogs and toads are in full swing. As temperatures warm, frogs and toads emerge after a long, cold winter and begin their annual serenade. Males call out, advertising their fitness ...

OTHELLO, Wash. – Some of the frogs leapt straight into the water. Some tried to eat. Others headed for the fence, trying to scale it and escape the small pen made for them. The 300 northern leopard ...

The Phoenix Zoo recently released 1,000 tadpoles into the Tonto National Forest, part of a program to save the threatened Chiricahua leopard frog. The zoo collects eggs every year, and those eggs ...