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A flange-bearing frog, often abbreviated FBF, is a type of frog in which the flange of the wheel on a railway vehicle supports the weight of the vehicle. In conventional practice, the tread of the wheel rests on the head of the rail and bears the weight of the vehicle, while the flange is used to keep the vehicle in the gauge of the track .
Family: Bombinatoridae Gray, 1825 Genus: Barbourula Taylor and Noble, 1924 Barbourula kalimantanensis Iskandar, 1978; Family: Bufonidae Gray, 1825 Genus: Ansonia ...
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Megophrys is a genus of frogs in the family Megophryidae. They are endemic to Indonesia, where they are found on the islands of Java and Sumatra. They commonly have elongated upper "eyebrows" and are thus known as Indonesian horned toads. This group was thought to contain many more species and have a much wider distribution prior to recent ...
Limnonectes is a genus of fork-tongued frogs of 91 known species, but new ones are still being described occasionally. [ 1 ] [ 2 ] They are collectively known as fanged frogs because they tend to have unusually large teeth, which are small or absent in other frogs.
Engystomops freibergi are relatively small frogs. Males measure 24–36 mm (0.94–1.42 in) in snout–vent length and females 25–39 mm (0.98–1.54 in). Dorsal colouration is variable. Skin on dorsum is warty, bearing small tubercles with scattered larger tubercles. [4]
Several of the genera within the Leptodactylidae lay their eggs in foam nests. These can be in crevices, on the surface of water, or on forest floors. These foam nests are some of the most varied among frogs. When eggs hatch in nests on the forest floor, the tadpoles remain within the nest, without eating, until metamorphosis.
The frog family Dicroglossidae [1] [2] occurs in tropical and subtropical regions of Asia and Africa, with most genera and species being found in Asia. The common name of the family is fork-tongued frogs. [1] The Dicroglossidae were previously considered to be a subfamily in the family Ranidae, but their position as a family is now well ...