Northern Spring Peeper

Scientific Name: Pseudacris crucifer
Size: 0.75-1.25 inches (1.9-3.2 cm) in length
PA Status: Abundant

Habitat Type:
Deciduous woodlands, swamps, marshland fields and meadows.

Colorations:

  • The color can change dramatically with the frogs surrounding cover.
  • The dorsal background color ranges in different shades of brown, with the most common being medium tan, dark tan, pinkish tan, or black. The dorsal has a large X-shaped mark that extends from the back of the head to the groin.
  • The dorsum of the head has a dark bar that extends from one eye to the other eye.
  • The sides of the head have a dark bar that extends from the nose, though the eyes where it widens and then ends near the tympanum.
  • The dorsal surface of the legs have crossbars.
  • The undersides are cream-colored and immaculate, except in males where the throat is yellow to yellowish green.
  • The concealed skin in the groin area is yellow.

Characteristics:

  • Small species.
  • The body is robust.
  • The head is short and broad with a slightly pointed snout.
  • The legs are well-developed.
  • The toe tips have well-developed disc.
  • The toes on the hind feet are moderately webbed.
  • The dorsal skin is finely granular.
  • The ventral skin is coarsely granular.

Tadpole coloration and characteristics:

  • Small-sized. Average 0.46-1.015 cm
  • The dorsum and sides are greenish and may have gold flecking.
  • The belly is immaculate white or creamed-color and iridescent.
  • The eyes are located on the side of the heads.
  • The tail crest is moderately developed and translucent with dark maculations, except along the dorsal margin or tail tip.

Confused with:

  • Mountain Chorus Frog

Coloration/Pattern Photos:
Adults
Northern Spring Peeper - By:John Smith Northern Spring Peeper - By:Wayne Fidler Northern Spring Peeper - By:Wayne Fidler
Northern Spring Peeper - By:Jeff Hankey Northern Spring Peeper - By:Jeff Hankey Northern Spring Peeper - By:Jeff Hankey
Northern Spring Peeper - By:Jeff Hankey Northern Spring Peeper - By:Bob Hamilton Northern Spring Peeper - By:Bob Hamilton
Northern Spring Peeper - By:Bob Hamilton
Tadpoles
Eggs

Range Map:

References:

  • Hulse, C. and McCoy C. J. and Ellen Censky ,1998. Amphibians and Reptiles of Pennsylvania and the Northeast. 148-151pp.

Photo Credits:

  • Wayne Fidler
  • Jeff Hankey
  • Bob Hamilton
  • John Smith