Harpers Ferry Amphibian Monitoring 2021 (U.S. National Park Service)
Wood Frog- Lithobates sylvatica | Wildlife Journal Junior
Wood frog - Wikipedia
Calling frogs signal the change of season | Geophysical Institute
Wood Frog | Naturemuseum.org
It's like Shazam, But for Frog Mating Calls - The New York Times
Alaska wood frogs hopping in mystery | Geophysical Institute
Wood Frog | Amphibians | Animals | Eden Channel
How climate changes the timing of wood frog calls (U.S. National Park Service)
Wood Frog | Virginia DWR
Wood Frogs of the Far North. Extreme Resilience in a Changing World | by U.S.Fish&Wildlife Alaska | Medium
Wood frogs' No. 1 option: Hold in pee all winter to survive
In Alaska, wood frogs freeze for seven months, thaw and hop away - Los Angeles Times
Road Proximity Increases Risk of Skeletal Abnormalities in Wood Frogs from National Wildlife Refuges in Alaska | Environmental Health Perspectives | Vol. 116, No. 8
These animals can freeze solid in winter. Here's how they survive.
Wood Frog (Rana sylvatica) – Cowling Arboretum – Carleton College
When mating season arrives, these frogs melt | National Geographic
Wood Frog
ScienceShot: The Secret of the Frozen Frogs | Science | AAAS
Frogs Freeze to Survive the Alaskan Winter | Audubon
Kansas Herpetofaunal Atlas
Amphibians - Denali National Park & Preserve (U.S. National Park Service)
