AOL

These frog mating calls may also serve as weather reports

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 ...
Times-Standard

FOAM lecture delves into world of tree frogs

Cal Poly Humboldt wildlife student Lindsey Mountz will present a free lecture at 7 p.m. Dec. 3 titled “The Relationship between Pacific Tree Frogs and Non-native Blackberries.” This one-hour talk is ...
Marin Independent Journal

Marin hike: Hawks and frogs raise their voices in January

Keee-ew! Keee-ew! When you hear this loud repeated call in your neighborhood, look for one of our resident hawks, the red-shouldered hawk. If it is flying above you, you can see the ...
insider.si.edu

Handbook of frogs and toads of the United States and Canada, by Albert Hazen Wright and Anna Allen Wright

Preface -- General account -- Common names -- Present classifications -- Scientific name -- Specific evaluation of our North American forms -- Range -- Habitat ...