RFK1HDJT–American bullfrog (Lithobates catesbeianus) jumping in a forest lake, Ames, Iowa, USA
RM2AK7CM3–AMERICAN BULLFROG tadpole Lithobates (Rana) catesbeianus. An accidental import with Goldfish into the UK. From USA. In an aquarium net.
RFK605N0–American billfrog (Lithobates catesbeianus) submerged in water in a forest lake, Ames, Iowa, USA
RFMJ9XHM–Green American bullfrog coming up for air in a reed-filled pond.
RFPMWA4T–Wild American bullfrog (Lithobates catesbeianus or Rana catesbeiana) in a duckweed-covered pond
RMGMBR47–An American bullfrog (Lithobates catesbeianus or Rana catesbeiana) in captivity at the Vancouver Aquarium, in Vancouver, Canada.
RMTC5KD4–Bullfrog
RM2CWH6H7–A large bullfrog (Lithobates catesbeianus/Rana catesbeiana) in a dark swamp at night.
RFW4EJFB–A huge American Bullfrog (Lithobates catesbeianus or Rana catesbeiana) sitting in the mud beside the Middle Fork Gila River, Gila National Forest, New
RF2W9G46A–American bullfrog - Lithobates or Rana catesbeianus - view from dorsal above, isolated on white background
RFT9XEW3–American Bullfrog (Lithobates catesbeianus) from Broomfield County, Colorado, USA.
RMPF3KBF–American Bullfrog (Lithobates catesbeianus) - Indian Point Trail - Garden of the Gods, Shawnee National Forest, Illinois, USA
RMCE60E0–Bullfrog, (Lithobates catesbeianus), LBJ National Grasslands, Wise county, Texas, USA.
RFEXDMTF–Bullfrog (Rana catesbeiana), Inniswood Metro Garden, Westerville, Ohio.
RFGTP4FH–North American bullfrog (Rana catesbeiana) protruding from a pond of algae while resting against a dead floating log
RFPFR7EY–Bullfrog (Rana catesbeianus) or (Lithobates catesbeianus) eating an earthworm in a swamp in SW Idaho
RF2A8FDFM–North American bullfrog (Rana catesbeiana) sitting in a shallow freshwater pond amid algae with head protruding and body visible beneath the water
RMG7K1C9–American bullfrog, Lithobates catesbeianus, illustration from book dated 1904
RF2J7782M–American Bullfrog adult male sitting above water. Foothills Park, Santa Clara County, California, USA.
RFPMRA2P–Bullfrog (Rana Catesbeiana) sitting on the stone
RFPFR7FP–Bullfrog (Rana catesbeianus) or (Lithobates catesbeianus) in a swamp in SW Idaho
RF2A8FDFH–North American bullfrog (Rana catesbeiana) sitting in a shallow freshwater pond amid algae with head protruding and body visible beneath the water
RMM74JJ3–02471-003.07 Bullfrog (Rana catesbeiana) in wetland Marion Co. IL
RF2WK61RF–American Bullfrog Sitting by the Pond. Pleasanton Ridge Regional Park, Alameda County, California, USA.
RF2CFHHEC–Large American Bullfrog half submerged in a pond
RF2WBH9PN–American Bullfrog Hiding in a Pond. Gerland Ranch Regional Park, Monterey County, California, USA.
RFJ7AARH–An invasive American bullfrog hiding from heron in Beaver Lake at Stanley Park
RMJGR98W–American bullfrog (Lithobates catesbeianus or Rana catesbeiana) in water stream, Ledges State Park, Iowa, USA.
RF2BHG0JJ–American Bullfrog in Natural Aquatic Habitat
RMTC5KEH–Bullfrog
RM2CWH67N–A large bullfrog (Lithobates catesbeianus/Rana catesbeiana) in a dark swamp at night.
RFPMWA76–Duckweed-covered American bullfrog (Rana catesbeiana) in a pond
RF2W9G46X–American bullfrog - Lithobates or Rana catesbeianus - large male with tympanum larger than eye size. side profile view isolated on white background
RFT9XEXX–American Bullfrog (Lithobates catesbeianus) from Broomfield County, Colorado, USA.
RMPF3KB9–American Bullfrog (Lithobates catesbeianus) - Indian Point Trail - Garden of the Gods, Shawnee National Forest, Illinois, USA
RF2CW6EC5–An American bullfrog (Rana catesbeiana) eating a smaller bullfrog, these frogs were introduced to California and are a harmful invasive species.
RFJ7AANH–An American Bullfrog on a water lily leaf at Beaver Lake in Stanley Park.
RM2G2WYHM–American bullfrog (Lithobates catesbeianus) tadpoles and Western Mosquitofish (Gambusia affinis) both introduced and invasive species in California.
RF2HA99E5–American bullfrog (Lithobates catesbeianus), in marsh, waiting to ambush prey
RFPFR7FD–Bullfrog (Rana catesbeianus) or (Lithobates catesbeianus) in a swamp in SW Idaho
RMMX5P74–American bullfrog (Lithobates catesbeianus) sitting in a flooded forest at night, there are areas where they are invasive but NC is its native range.
RFW2TED9–Closeup of male American Bullfrog in pond,Ontario,Canada.Scientific name of this frog is Lithobates catesbeianus.
RMMP8717–An american bullfrog (Lithobates catesbeianus) from North Carolina. Similar to green frogs, the best way to tell it apart is the dorsolateral fold.
RF2CFHHK8–Large American Bullfrog half submerged in a pond
RFJ2791F–Close-up of North American bullfrog (Rana catesbeiana) in a pond of algae with prominent brown iris, almond-shaped pupil, and eardrum visible
RFHXY9ER–Head portrait of Bullfrog (Rana catesbeiana) partially submerged in lake, Fennessey Ranch, Refugio, Coastal Bend, Texas Coast, USA.
RFJGR990–American bullfrog (Lithobates catesbeianus or Rana catesbeiana) in water stream, Ledges State Park, Iowa, USA.
RF2BHFYB1–American Bullfrog in Natural Aquatic Habitat
RFJ2794D–North American bullfrog (Rana catesbeiana) floating on a water lily in a pond at the Wellfleet Bay Wildlife Sanctuary, Wellfleet, Massachusetts
RMGAB0WN–American bullfrog (Lithobates catesbeianus) swimming near Water lilies (Nymphaea sp) Washington DC, USA. July.
RFRDT44A–American Bullfrog (Lithobates catesbeianus or Rana catesbeiana)
RF2W9G46B–American bullfrog - Lithobates or Rana catesbeianus - large male with tympanum larger than eye size. Sitting up on all fours isolated on white backgr
RFT9XEM3–American Bullfrog (Lithobates catesbeianus) from Broomfield County, Colorado, USA.
RMCNT1MP–bullfrog, American bullfrog (Lithobates catesbeianus, Rana catesbeiana), tadpole, Greece, Creta
RMEY2X5T–American bullfrog (Lithobates catesbeianus), tadpoles at two stages, Washington, District of Columbia
RFJ7AANR–An invasive American Bullfrog at Beaver Lake in Stanley Park. Vancouver, BC
RMBP6PFR–bullfrog, American bullfrog (Lithobates catesbeianus, Rana catesbeiana), tadpole, Greece, Creta
RFJ7AAR5–An American Bullfrog hiding in the reeds at Beaver Lake at Stanley Park
RFPFR7F9–Bullfrog (Rana catesbeianus) or (Lithobates catesbeianus) in a swamp in SW Idaho
RF2HA99E0–American bullfrog (Lithobates catesbeianus), in marsh, waiting to ambush prey
RMMP870D–An american bullfrog (Lithobates catesbeianus) from North Carolina. Similar to green frogs, the best way to tell it apart is the dorsolateral fold.
RFRW4PC3–American Bullfrog (lithobates catesbeianus) in the swamp
RF2BGA0W8–A male American bullfrog (Lithobates catesbeianus), in the shallow water at the edge of Watsonville Slough in California.
RMB39JPJ–American Bullfrog (Rana catesbeiana, Lithobates catesbeianus), male
RFJGR98T–American bullfrog (Lithobates catesbeianus or Rana catesbeiana) in water stream, Ledges State Park, Iowa, USA.
RF2BHG0R3–American Bullfrog in Natural Aquatic Habitat
RF2C8KP7F–American Bullfrog (Lithobates catesbeianus or Rana catesbeiana)
RFGHXTWA–Camouflaged American Bullfrog
RFGP1780–American bullfrog,Lithobates catesbeianus or Rana catesbeiana, often simply known as the bullfrog i
RF2X295CE–Two American Bullfrog Adult Males Croaking and Fighting for Territory. Ed Levin County Park, Santa Clara County, California.
RFT9XEG5–American Bullfrog (Lithobates catesbeianus) from Broomfield County, Colorado, USA.
RF2J1MW35–American Bullfrog resting on edge of pond. Santa Clara County, California, USA.
RMD9EW3M–American Bullfrog in green water
RF2X2BJ87–American Bullfrog adult male ambush hunting. Ed R. Levin County Park, Santa Clara County, California.
RMBP6PGW–bullfrog, American bullfrog (Lithobates catesbeianus, Rana catesbeiana), adult, Greece, Creta
RFJ7AARE–An American Bullfrog hiding in the reeds at Beaver Lake at Stanley Park
RFPFR7FJ–Bullfrog (Rana catesbeianus) or (Lithobates catesbeianus) in a swamp in SW Idaho
RF2HA99CF–american bullfrog (Lithobates catesbeianus), in marsh, waiting to ambush prey