North Dakota Herp Atlas
Frogs and Toads of Mercer County, North Dakota
Great Plains Toad
Anaxyrus cognatus
Last recorded in 1
Northern Leopard Frog
Lithobates pipiens
Last recorded in 2011
Snakes of Mercer County, North Dakota
Racer
Coluber constrictor
Last recorded in 2015
Smooth Greensnake
Opheodrys vernalis
Last recorded in 2001
Bullsnake
Pituophis catenifer
Last recorded in 2019