EditorialRana halecina, Print, The southern leopard frog (Lithobates sphenocephalus or Rana sphenocephala) is a species of true frog. It is native to eastern North America from Kansas to New York to Florida. It is also an introduced species in some areas., 1700...
EditorialRana halecina, Print, The southern leopard frog (Lithobates sphenocephalus or Rana sphenocephala) is a species of true frog. It is native to eastern North America from Kansas to New York to Florida. It is also an introduced species in some areas., 1700...
EditorialNorthern leopard frog, Lithobates pipiens (Peeping frog, Rana pipiens). Handcoloured copperplate engraving by Hill after an illustration by George Shaw from his General Zoology, Amphibia, London, 1801.
EditorialAmerican bullfrog, Lithobates catesbeianus (Bull frog, Rana catesbeiana). Handcoloured copperplate engraving by Heath after an illustration by George Shaw from his General Zoology, Amphibia, London, 1801.