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Frogs and Toads. By: Makayla Hunt. Our Frog Objectives. Identification Calls Endangered Frogs Threatened / Candidate Frogs. Identification. Seven Frogs One Toad. Bull Frog. Bull Frog. Green or Gray-Brown Brown Spots Circular Eardrums called Tympanum on both sides of their heads.
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Frogs and Toads By: Makayla Hunt
Our Frog Objectives • Identification • Calls • Endangered Frogs • Threatened / Candidate Frogs
Identification • Seven Frogs • One Toad
Bull Frog Green or Gray-Brown Brown Spots Circular Eardrums called Tympanum on both sides of their heads
Eastern American Toad Shades of brown Can vary from olive to tan to gray to red Rough shin Chest and throats are cream or white with spots Warty
Eastern Gray Treefrog Can change form bright green to gray Pattern of their backs bordered by black White belly Inside of legs are bright orange or yellow
Pickerel Frog Rectangular spots Unbroken dorsolateral ridges Orange or yellow flash pattern on the inside of their hind legs
Northern Green Frog Green or bronze to olive-brown in color Parallel ridges/folds that extend 2/3 of the way down its back (dorsolateral ridges) Breeding males can have yellow throats
Northern Leopard Frog Green to brown dorsal color Large dark circular spots on their backs, sides and legs Spots are bordered by a lighter ring Parallel, pinkish, dorsolateral folds that run down their backs Pale stripe from their nostrils to their shoulders
Northern Spring Peeper Tan or brown Can be olive green and gray An X on their dorsum Females are lighter in color Males have dark throats
Wood Frog Black masked frog Red, yellow, gray, and brown in color Flat body, pointed head, webbed feet, un-webbed distal toe joints Smooth, moist skin
Frog Calls • Alarm calls • Scare away predators • Attract a mate • Advertisement calls • Challenge other frogs (territory)
Endangered Frogs and Toad • 3 Frogs • 1 Toad
New Jersey Chorus Frog Olive, pale green, dull gray, light and dark brown in color 3 broad dark brown or black dorsal stripes Middle stripe forks Underside is off-white with occasional spots Triangular mark between eyes
Southern Leopard Frog Green and brown on top with black spots on their backs and sides White belly Two light dorsolateral ridges down their backs Strips on their hind legs
Northern Cricket Frog Triangular mark on head Dorsal is gray, or light brown with dark band on legs White bar from eye to base of foreleg Bumpy skin
Eastern Spadefoot Toad Smooth skin with tinny warts Olive to brown to black in color 2 irregular yellow stripes down their backs Vertical pupils Black, sharp-edged, spade-like projection on the underside of their feet
Activity • Name three frogs • One fact about each • Name one endangered frog • Why do you think it is endangered? • Can you identify these frogs from their calls?