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Triprion spinosus, also known as the spiny-headed tree frog, spiny-headed treefrog, spinyhead treefrog, coronated treefrog, and crowned hyla, is a species of frog in the family Hylidae. [4] It has a spotty distribution in Panama , Costa Rica , Honduras , and southern Mexico .
On Centrolene quindianum, the bluish extension in the arm is the humeral spine. Humeral spines are ventrolateral extensions of the humeral crista ventralis. [citation needed] These structures are present in the humerus of some frogs (). [1]
Teratohyla spinosa (common name: spiny Cochran frog) is a species of frog in the family Centrolenidae. It is found in the Pacific lowlands of northern and central Ecuador and western Colombia , northward on the Pacific slopes Panama and Costa Rica , as well as on the Caribbean slopes of Costa Rica, Nicaragua , and Honduras .
The world's largest frog is the goliath frog of West Africa—it can grow to 15 inches (38 centimeters) and weigh up to 7 pounds (3.2 kilograms). One of the smallest is the Cuban tree toad, which ...
The skin on the dorsum and venter is smooth, and a prominent dorsolateral dermal fold extends from the orbit to the groin. The fingers and toes are long with slender tips and lack webbing. Breeding males have greatly swollen forelimbs and one large, pointed, black spine on the inner surface of the thumb and two black spines on each side of the ...
The juvenile frog has more pronounced dorsal spotting, and may have yellow, instead of red, markings on the undersides of the hind legs. A characteristic feature of the red-legged frog is its dorsolateral fold, visible on both sides of the frog, extending roughly from the eye to the hip. R. draytonii looks very similar to the northern red ...
Frogs have no tail, except as larvae, and most have long hind legs, elongated ankle bones, webbed toes, no claws, large eyes, and a smooth or warty skin. They have short vertebral columns, with no more than 10 free vertebrae and fused tailbones (urostyle or coccyx). [ 47 ]
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