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A small brownish tree frog (Pseudacris crucifer syn. Hyla crucifer) of eastern North America that makes a shrill, high-pitched call in early spring.
a tree frog, Hyla crucifer, having an X-shaped mark on the back and a shrill call commonly heard near ponds and swamps of E North America in the early spring.
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|Noun||1.||spring peeper - a small brown tree toad having a shrill call heard near wetlands of eastern United States and Canada in early spring|
tree frog, tree toad, tree-frog - arboreal amphibians usually having adhesive disks at the tip of each toe; of southeast Asia and Australia and America