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The species is large and robust. Males grow to about 60 mm (2.4 inches) in length ( SVL) and females to 70 mm (2.8 inches). Colouration varies from grey to dark brown. The eyes are perched on top of the flat head, which has a large mouth. The limbs are short, with webbed toes. The mating call is a low waah waah waah..., uttered 80 times a minute.
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A frog's ear drum works in very much the same way as does a human ear drum. It is a membrane that is stretched across a ring of cartilage like a snare drum that vibrates. Crossing the middle ear chamber there is an ossicle called the columella that is connected to the tympanum, and another ossicle, the operculum, that connects this to the oval ...
The European tree frog (Hyla arborea) is a small tree frog.As traditionally defined, it was found throughout much of Europe, Asia and northern Africa, [3] but based on molecular genetic and other data several populations formerly included in it are now recognized as separate species (for example, H. intermedia of Italy and nearby, H. molleri of the Iberian Peninsula, H. meridionalis of parts ...
The adult male frog measures 13.0 to 15.0 mm in snout-vent length and the adult female frog about 14.0–17.0 mm. The dorsal surfaces of the head and body are metallic red or red-brown in color. Some frogs have black spots. The tops of the four legs, flanks, and belly are gray or blue-gray with black reticulation. [2]
Hoplobatrachus tigerinus. Hoplobatrachus tigerinus, commonly known as the Indian bullfrog, is a large species of fork-tongued frog found in South and Southeast Asia. A relatively large frog, it is normally green in color, although physiological traits vary between populations. Sexual dimorphism exists between males and females.
Scaphiophryne gottlebei. Scaphiophryne gottlebei, commonly known as the Malagasy rainbow frog, ornate hopper, rainbow burrowing frog, red rain frog or Gottlebe's narrow-mouthed frog, is one of the most highly decorated frogs from Madagascar. The primary threats to this endangered species are habitat loss and capture for the pet trade (now illegal).
Surinam toad range. [ 1] The common Surinam toad, the Suriname toad, or star-fingered toad ( Pipa pipa ), is a fully-aquatic species of frog, in the family Pipidae, with a widespread range across much of tropical South America and the island of Trinidad. [ 2] The females of this species are well-known for "incubating" their eggs on their backs ...