Lee Kong Chian Natural History Museum
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Amphibia

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Kingdom:Animalia
Phylum/Division:Chordata
Class:Amphibia

Description

This is a class of ectothermic (‘cold blooded’) vertebrates with thin, scale-less skin. Most species can live both on land and in water. Amphibians have to undergo an aquatic larval (tadpole) stage with tails and gills, and resemble fishes. Many tadpoles feed on algae and detritus, but later metamorphose into lunged, carnivorous adults that may be largely terrestrial. Amphibian skin is permeable to oxygen and must be kept moist constantly, making these animals sensitive to pollution and environmental changes. Hence, amphibians are often used as ecological indicators.

In Singapore, 29 species have been recorded; two are caecilians (order Gymnophiona) and the rest are frogs (order Anura).

This is the largest order of amphibians known commonly as frogs and toads. In the adult form, they are tail-less, have l…
   
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