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K–12 teaching and learning · from the UNC School of Education

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Bullfrog
Bullfrog
Format: image/photograph
Bullfrog call
The bullfrog's call has been described as a deep bass "gr-rum" or "jug-o-rum."
Format: audio
River Frog
River Frog
Format: image/photograph
Pickerel Frog
Pickerel Frog
Format: image/photograph
Wood Frog
Wood Frog
Format: image/photograph
Carpenter Frog
Carpenter Frog
Format: image/photograph
Pine Barrens Treefrog
Pine Barrens Treefrog
Format: image/photograph
Bullfrog call
The bullfrog's call has been described as a deep bass "gr-rum" or "jug-o-rum."
Format: audio
Pickerel frog call
The call is a short, rough snore with little carrying power.
Format: audio
Spring peeper call
The clear, piping whistle of the spring peeper can be heard at night in the springtime.
Format: audio
Wood frog call
The wood frog's breeding call resembles the feeding chuckle of a duck and has little carrying power.
Format: audio
Wood frog call
The wood frog's breeding call resembles the feeding chuckle of a duck and has little carrying power.
Format: audio
Southern Cricket Frog
Southern Cricket Frog
Format: image/photograph
Northern Cricket Frog
Northern Cricket Frog
Format: image/photograph
Southern Chorus Frog
Southern Chorus Frog
Format: image/photograph
Gray treefrog
Gray treefrog
Format: image/photograph
Cope's gray treefrog call
Its call is a faster trill than that of the Eastern gray treefrog, though the two species are identical in appearance.
Format: audio
Green frog call
Format: audio
American bittern and snake
American bittern and snake
The American bittern (Botaurus lentiginosus) is a migratory member of the heron family. It is typically found in bogs, marshes, and wet meadows, and it feeds on insects, frogs, fish, and reptiles. The bittern in this photograph has just...
Format: image/photograph
Eastern gray treefrog call
Cope's gray treefrog and the Eastern gray treefrog are identical in appearance, but Cope's gray treefrog has a faster trill.
Format: audio