Classifications of Snakes and Reptiles - UK Essays.
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The Viperidae (vipers) are a family of venomous snakes found all over the world, except in Antarctica, Australia, New Zealand, Madagascar, Hawaii, various other isolated islands, and north of the Arctic Circle.All have relatively long, hinged fangs that permit deep penetration and injection of venom.Four subfamilies are currently recognised. They are also known as viperids.
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Vipers are nocturnal, meaning that they sleep in the day and wake up at night to go hunting. Like other snakes, vipers are predators, meaning that they eat other animals,. Their main diet is birds (including bird eggs), amphibians, such as frogs and toads, and other small reptiles like lizards and smaller snakes.
The Viperidae (veepers) is a faimily o venomous snakes foond in maist pairts o the warld, excludin Antarcticae, Australie, New Zealand, Madagascar, Hawaii, various ither isolatit islands, an north o the Arctic Circle.Aw hae relatively lang, hinged fangs that permit deep penetration an injection o venom.Fower subfaimilies are currently recognised.
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Description. All Vipers have a pair of long hollow fangs which are used to inject venom from glands found in the back of the upper jaws. Almost all Vipers have ridged scales, a well built body with a short tail, and, because of where the venom glands are found, a triangular-shaped head.