A Pacific tree frog (Pseudacris regilla) male calls at Washington state's Conboy Lake National Wildlife Refuge. Cyril Ruoso, Nature Picture Library When ice and snow begin to melt in California's high ...

When ice and snow begin to melt in California's high-elevation waters, male frogs hop into action. Emerging from hibernation, they head to lakes and ponds scattered throughout the area and begin ...

Male Sierran chorus frogs change their breeding calls depending on the temperature, a UC Davis study found. (BenderPhoto, Getty Images) When the time is right, a good love song can make all the ...

Seven species of frogs and one toad make the Northland their home. Each lays its eggs in water. Some stay in the water, others go off to live on land for the rest of the year. All give calls and songs ...