Illinois Herp Atlas
Frogs and Toads
American Toad
Bufo americanus
Bird-voiced Treefrog
Hyla avivoca
Bullfrog
Rana catesbeiana
Cope's Grey Treefrog
Hyla chrysoscelis
Crawfish Frog
Rana areolata
Eastern Grey Treefrog
Hyla versicolor
Eastern Narrow-mouthed Toad
Gastrophryne carolinensis
Eastern Spadefoot
Scaphiopus holbrookii
Fowler's Toad
Bufo fowleri
Green Frog
Rana clamitans
Green Treefrog
Hyla cinerea
Grey Treefrog Complex
Hyla chrysoscelis/versicolor
Northern Cricket Frog
Acris crepitans
Northern Leopard Frog
Rana pipiens
Pickerel Frog
Rana palustris
Plains Leopard Frog
Rana blairi
Southeastern Chorus Frog
Pseudacris feriarum
Southern Leopard Frog
Rana sphenocephala
Spring Peeper
Pseudacris crucifer
Strecker's Chorus Frog
Pseudacris streckeri
Western Chorus Frog
Pseudacris triseriata
Wood Frog
Rana sylvatica