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Latest Viperidae Stories

Two Venomous Snakes That Evolved Separately Are Strikingly Similar
2014-06-11 15:19:40

Gerard LeBlond for redorbit.com - Your Universe Online North American and Australian snakes evolved independently, but into similar body types over millions of years. These snakes are stout-bodied and highly camouflaged, which help them move and ambush prey more efficiently. As well, these rattlesnakes of North America and death adders of Australia are slender, fast-moving burrowers. A phenomenon called convergence is where two species evolve independently, but feature similar body...

2013-03-21 16:08:10

Warmer weather coaxes snakes out of hiding, and it´s important to know what to do after a snake bite, according to a medical toxicologist at Baylor College of Medicine. "Many people don´t realize how much of an issue snake bites are in this area of the country," said Dr. Spencer Greene, director of medical toxicology and assistant professor of medicine - emergency medicine at BCM. "In fact, our regional poison center reported 235 snake bites - including 148 from known venomous...

How Does The Bite Of A Small Texas Snake Cause Extreme Pain?
2011-11-17 14:12:42

Examining venom from a variety of poisonous snakes, a group of researchers at the University of California, San Francisco has discovered why the bite of one small black, yellow and red serpent called the Texas coral snake can be so painful. The finding offers insights into chronic and acute pain — and provides new research tools that may help pharmaceutical companies design drugs to combat pain. The venom contains a toxic mixture of chemicals that includes two special proteins...

2009-01-22 14:15:26

Police said an Indiana man who was bitten by a venomous snake was later charged with possessing the serpent without a permit. Conservation Officer Mac Spainhour said John Haley was rushed to a hospital after he was bitten by a rhinoceros viper Monday and medical staff discovered the snake's bite had not injected any venom into his blood, WLKY-TV, Louisville, Ky., reported Thursday. Today, I went back with a snake expert from our department and we confiscated three venomous snakes and there's...


Latest Viperidae Reference Libraries

36_15d123b7517beb4514a3f78d682a2dd6
2005-06-15 17:02:02

Rattlesnakes are a group of venomous New World snakes (genera Crotalus and Sistrurus) which have a small jointed rattle on their tails. They use this rattle as a warning device when they feel threatened. The rattle is composed of a series of nested, hollow beads which are actually modified scales from the tail-tip. Each time the snake sheds its skin, a new rattle segment is added. Since they may shed their skins many times a year (depending on food supply and consequent growth rates), and...

34_64f1667c4b749f688263fc88bfbde561
2005-06-14 12:40:45

The American copperhead (Agkistrodon contortrix) is a species of venomous viper native to eastern North America. Mature copperheads have a beautiful coppery colored head and neck. They tend to be smallish snakes, generally about 1.5 ft long (50 cm), but specimens up to 3 ft long (1 m) have been encountered. The body is thin by pit viper standards. There are four clearly defined subspecies. The Northern copperhead (Agkistrodon contortrix mokasen) is found throughout the northeastern United...

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Word of the Day
sough
  • A murmuring sound; a rushing or whistling sound, like that of the wind; a deep sigh.
  • A gentle breeze; a waft; a breath.
  • Any rumor that engages general attention.
  • A cant or whining mode of speaking, especially in preaching or praying; the chant or recitative characteristic of the old Presbyterians in Scotland.
  • To make a rushing, whistling, or sighing sound; emit a hollow murmur; murmur or sigh like the wind.
  • To breathe in or as in sleep.
  • To utter in a whining or monotonous tone.
According to the OED, from the 16th century, this word is 'almost exclusively Scots and northern dialect until adopted in general literary use in the 19th.'
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