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Friday, July 3, 2009

Desert Death Adder

Desert Death Adder
Desert Death Adder by Wieb77

The Desert Death Adder, Acanthophis pyrrhus, is a species of snake native to Australia and is one of the most venomous land snakes in the world. The Desert Death Adder is under threat due to the destruction of habitat.

Desert Deaths Adders are members of the Acanthophis genus, highly venomous elapids with short and thick bodies, triangular heads, mobile fangs, and a thin tapering tail. They grow to lengths up to 70 centimetres, with a snout to vent length of 62 cm, and have a flattened appearance. Desert Death Adders are coloured brick-red, or yellow-reddish, with strong or inconspicuous yellow bands which are camouflaged with their surroundings. The tail tip is used as a lure to attract potential prey and is distinctively darker in colour. Their fangs are longer than most of Australia’s venomous snakes.

The species was first described in 1898 by George Albert Boulenger.

The Desert Death Adder occurs from the coast of Western Australia, to central regions as far south as Kalgoorlie and into the Northern Territory. The related species, the Common or Southern Death Adder, is found in a different range.

Desert Death Adders are found in living in remote areas, amongst porcupine grass, stony flats, sandy ridges and rocky outcrops of Central and Western Australia. In southwest Australia they occur in hummock grass in mallee.

Wednesday, July 1, 2009

Eastern Hog-Nosed Snake

Heterodon platirhinos - eastern hog-nosed snake
Eastern Hog-Nosed Snake by alumroot

Common names: eastern hog-nosed snake, spreading adder, hog-nosed snake.

Heterodon platirhinos is a harmless colubrid species found in North America. No subspecies are currently recognized.

Adults average 71 cm (28 inches) in length, with females being larger than males. The most distinguishing feature is the upturned snout, used for digging in sandy soils.

The color pattern is extremely variable. It color can be red, green, orange, brown, grey to black, or any combination therein depending on locality. They can be blotched, checkered, or patternless. The belly tends to be a solid grey, yellow or cream colored.

These snakes are considered rear-fanged, but any venom they excrete is not considered dangerous to humans and they are not inclined to bite.

Eastern hog-nosed snake
Eastern Hog-Nosed Snake by Brett NJ

Common names:

Eastern hog-nosed snake, spreading adder, hog-nosed snake, adder, bastard rattlesnake, black adder, black blowing viper, black hog-nosed snake, black viper snake, blauser, blower, blowing adder, blowing snake, blow(ing) viper, blow snake, buckwheat-nose snake, calico snake, checkered adder, checquered adder, chunk head, common hog-nosed snake, common spreading adder, deaf adder, eastern hog-nosed snake, flat-head, flat-head(ed) adder, hay-nose snake, hissing adder, hissing snake, hog-nosed adder, hog-nosed rattler, hog-nose snake, hog-nosed viper, hissing viper, (mountain) moccasin, North American adder, North American hog-nosed snake, pilot, poison viper, puff(ing) adder, red snake, rock adder, rossel bastard, sand adder, sand viper, spotted (spreading) adder, spread nelly, spread-head moccasin, spread-head snake, spread-head viper, (spreading) viper.