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An adult frog has a stout body, protruding eyes, anteriorly-attached tongue, limbs folded underneath, and no tail (the tail of tailed frogs is an extension of the male cloaca). Frogs have glandular skin, with secretions ranging from distasteful to toxic.
Warty frog species tend to be called toads, but the distinction between frogs and toads is informal, not from taxonomy or evolutionary history. An adult frog has a stout body, protruding eyes, anteriorly-attached tongue, limbs folded underneath, and no tail (the tail of tailed frogs is an extension of the male cloaca
The adult male frog measures about 19.5 mm long in snout-vent length and the adult female frog is 23.5 mm long. The frog has a wide collar. The frog has a wide collar. There is a stripe that starts at the eye.
The adult male frog measures about 17.0 – 18.2 mm in snout-vent length and the adult female frog about 17.5 - 18.5 mm. Unlike other nurse frogs, the adult male A. juami does not have dark marks on his abdomen. The skin of the dorsum shows cryptic coloration, mostly dark brown.
The adult male frog measures 16.09 - 19.59 mm in snout-vent length and the adult female frog 17.97 - 20.84 mm. The skin of the dorsum is usually brown, suitably cryptic against the leaf litter. There is a mark in the shape of an hourglass on the frog's back. Most frogs also have a diffuse stripe on each side of the body.
Adult frogs generally have a carnivorous diet consisting of small invertebrates, but omnivorous species exist and a few feed on fruit. The skin is semi-permeable , making them susceptible to dehydration, so they either live in moist places or have special adaptations to deal with dry habitats.
Male Rana temporaria calling in a garden pond in Jambes, Belgium. The common frog or grass frog (Rana temporaria), also known as the European common frog, European common brown frog, European grass frog, European Holarctic true frog, European pond frog or European brown frog, is a semi-aquatic amphibian of the family Ranidae, found throughout much of Europe as far north as Scandinavia and as ...
The adult male frog measures 16.8 to 17.6 mm (0.66 to 0.69 in) in snout-vent length and the adult female frog 17.7 to 20.3 mm (0.70 to 0.80 in). The skin of the frog's throat has dark brown or black spots, which scientists use to distinguish the frog from its congeners, which either have different spots or no spots at all.