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Hypnale hypnale
Hypnale hypnale is a venomous pitviper species found in India and Sri Lanka.[1] No subspecies are currently recognized.[4] Additional recommended knowledge
DescriptionGrows to an average of 30-45 cm in length.[2] The Armed Forces Pest Management Board states 0.4-0.6 m in length.[3] Its build is that of a typical viperid with a stout body and a wide head. The snout is pointed and turned upwards,[2] ending in a hump.[3] The frontal and parietal shields are large, but those on the snout and small and irregular.[2] The color pattern is grayish with heavy brown mottling, overlaid with a double row of large dark spots. The belly is brownish or yellowish with dark mottling. The tip of the tail is yellow or reddish.[2] Common namesHump-nosed viper,[2] Merrem's hump-nosed viper,[3] hump-nosed pit viper,[5] Oriental hump-nosed viper,[6] hump-nosed pitviper.[7] Geographic rangePeninsular India to the Western Ghats as far north as 16° and Sri Lanka, according to M.A. Smith (1943). The type locality given is "Archipelago, Arabia, Aegypto." Schlegel (1837) proposed that the type locality be restricted to "Ceylon (Sri Lanka)."[1] HabitatFound in dense jungle and coffee plantations in hilly areas.[2] BehaviorDuring the day it is often found coiled in bushes. It has an irritable disposition and will vibrate its tail when annoyed.[2] Described as nocturnal, terrestrial and aggressive when disturbed.[3] VenomBites from this species are fairly frequent, but serious consequences have not been reported.[2] However, the venom can cause serious systemic effects that make victims feel ill for prolonged periods.[3] See also
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This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Hypnale_hypnale". A list of authors is available in Wikipedia. |