John Cancalosi / American bullfrog (Lithobates catesbeianus) next to Water lily flower, Washington DC, USA, July.
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John Cancalosi / American bullfrog (Lithobates catesbeianus) swimming near Water lilies (Nymphaea sp) Washington DC, USA. July.
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LYNN M. STONE / Bullfrog (Rana catesbeiana) with head sticking out above water in pond, Deep River, Connecticut, USA, July
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Rolf Nussbaumer / RF- Bullfrog (Rana catesbeiana) adult on American lotus lilypad. Welder Wildlife Refuge, Sinton, Texas, USA. (This image may be licensed either as rights managed or royalty free.)
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Rolf Nussbaumer / Close-up of a Bullfrog eye {Rana catesbeiana} with head camouflaged in duckweed, Welder Wildlife Refuge, Sinton, Texas, USA.
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Doug Wechsler / Bullfrog male in garden pond {Rana catesbeiana} Pennsylvania, USA.
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Doug Wechsler / Bullfrog female by garden pond {Rana catesbeiana} Pennsylvania, USA
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Nick Hawkins / Bullfrog (Rana catesbeiana) photographed on white background, New Brunswick, Canada, May.
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Lynn M. Stone / Bullfrog (Lithobates catesbeiana) in pond shallows, among lily pads, Connecticut, USA
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Lynn M. Stone / Bullfrog (Lithobates catesbeiana) in pond shallows, among lily pads, Connecticut, USA
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LYNN M. STONE / RF - Young Bullfrog (Lithobates catesbeiana) at edge of pond amongst late season lily pads, September, Connecticut, USA. (This image may be licensed either as rights managed or royalty free.)
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LYNN M. STONE / RF - Bullfrog (Lithobates catesbeiana) in pond shallows, among late season lily pads, September. Connecticut, USA. (This image may be licensed either as rights managed or royalty free.)
