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Amphibians › Typical Frogs

American Bullfrog

Lithobates catesbeianus

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Wildlife study photograph from iNaturalist.
(c) bspecht, some rights reserved (CC BY-NC)

31 photos

Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.

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Easily confused with

Study checks a spoken answer against these, and tells you which one you named.

Where it is recorded

Records by month in Texas.January 890, February 852, March 1,049, April 1,836, May 1,125, June 693, July 629, August 585, September 698, October 689, November 835, December 810.
United States115,976
Canada19,154
Texas11,497
California11,150
Ontario10,991
Ohio6,343
New York5,900
Virginia5,795
Washington5,644
Massachusetts5,452

Counts show where people looked, not only where it lives.

Traits

Behavioral

  • VocalKnown for distinctive calls, songs, or vocalizationsFrom its classification

Physical

  • MetamorphosisUndergoes dramatic body transformation during developmentFrom its classification
  • Aquatic larvaLarval stage lives in water before becoming terrestrialFrom its classification

Classification

KingdomAnimals · Animalia
PhylumChordates · Chordata
ClassAmphibians · Amphibia
OrderFrogs and Toads · Anura
FamilyTypical Frogs · Ranidae
GenusAmerican Water Frogs · Lithobates

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Sources

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Practise American Bullfrog with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.

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