Juvenile and Adult

• Parallel ridges (cranial crests) on top of head, sometimes meet to form a bump (boss); appear with age
• Large reddish-brown warts
• Raised oval-shaped parotoid gland behind each eye
• Two  prominent, elongated projections (tubercles) on underside of each hind foot
• May have light stripe down middle of back
• Background colour: brown, olive-green to grey

Body length: up to 8 cm

Call

• Loud high-pitched trill, which may last several seconds

Eggs

• Laid in long strings of closely positioned eggs in a single row

Tadpole

• Eyes located centrally on body as viewed from above
• Spiracle located high on body, in middle of left side as viewed from side
• Tail muscle bicoloured, dark except for narrow light ventral area

Range

• Occurs sporadically throughout the eastern half of the province, occupying the boreal forest, aspen parkland, and northern prairie
• Generally found in river valleys or along the margins of permanent waterbodies, within areas of loose soil that allow for easy burrowing