General:

Ontario Reptile and Amphibian Atlas – Species Listing

Canadian Herpetological Society

Center for North American Herpetology

 

Reptile and Amphibian Field Guides:

ROM Field Guide to Amphibians and Reptiles of Ontario

Photo Field Guide to the Reptiles and Amphibians of Ontario Published by the St Thomas Field Naturalists

Reptile Biodiversity: Standard Methods for Inventory and Monitoring

 

Snakes:

Snakes of Ontario – Natural History, Distribution, and Status by Jeffery C. Rowell

Snakes of the United States and Canada by Carl H Ernst and Evelyn M Ernst

Guides to the Identification of Shed Skins of the Snakes of Canada by Brian S. Gray

 

Turtles:

Turtles of the United States and Canada by Carl H Ernst and Jeffrey E Lovich

 

Amphibians:

Metamorphosis: Ontario’s Amphibians at All Stages of Development by Peter B. Mills

 

Frogs:

USGS Frog Call Quiz  (allows you to select Ontario as your location)

Tadpoles of the United States and Canada: A Tutorial and Key

Frogs of the United States and Canada by C. Kenneth Dodd Jr.

 

Salamanders:

Salamanders of the United States and Canada by James W. Petranka