Northern Leopard Frog Lithobates pipiens

Description: 2 - 3½ inches. Northern Leopard Frogs may be green, tan, or brown in color, with large dark spots. The belly is white and there is a ridge that starts behind each eye, and runs down the length of the body (dorsolateral folds). There is a light colored line on the upper lip. The "Burnsi" color phase occurs in some areas, and has reduced spotting. The "Kandiyohi" color phase occurs in eastern North Dakota and has additional spotting.

Similar Species: None.

Comments: One of North Dakota's most common frogs along ponds and lakes.

Distribution Map
Distribution of the Northern Leopard Frog (Lithobates pipiens)

County level distribution of this species in North Dakota. Map generated from data collected from voucher specimens and photographic records.

Phenology of Northern Leopard Frog (Lithobates pipiens)