Strecker's Chorus Frog vs. Spotted Chorus Frog
Both breed in grassland rain pools from south-central Kansas to Texas (records share 33 one-degree squares). A: A dark spot below the eye breaks the pale lip line in the Strecker's Chorus Frog; an unbroken pale line along the upper lip in the Spotted Chorus Frog. B: Brown, grey or green with irregular DARK spots in the Strecker's Chorus Frog; bright GREEN spots edged in black in the Spotted Chorus Frog. C: Stout and toad-like with thick forearms in the Strecker's Chorus Frog; slim, with thin forearms in the Spotted Chorus Frog. The Kansas Herpetofaunal Atlas: all the other Kansas chorus frogs have an unbroken pale line along the upper lip. Calls: Strecker's gives clear, high single-note whistles; the Spotted Chorus Frog a rasping 'wrrank', like a thumb on a comb.
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