The Northern Leopard Frog is usually green, or sometimes brownish. It has dark spots surrounded by distinct light borders, and an unmarked, milky-white underside. Newly hatched tadpoles are slender and black.
The Northern Leopard Frog's call is a long drawn-out rattling snore, usually ending with several rapid short grunts.
Length: Newly hatched tadpole, 8 mm (0.3 in); Adult (snout-to-vent), 5 to 11 cm (1.9 to 4.3 in)
Report Northern Leopard Frog sightings to WILDLIFEOBS@gov.nt.ca