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Scytodes thoracica is a spitting spider, so called because it spits a venomous sticky silken substance over its prey.Its size ranges between 3–6 mm (0.12–0.24 in). The carapace is unusual in sloping upwards towards its rear end, whereas the abdomen slopes downwa
Scytodidae spiders are haplogyne, meaning they lack hardened female genitalia.They have six eyes, like most spiders in this group, arranged in three pairs. They possess long legs and a dome-shaped cephalothorax, and are usually yellow or light brown with black spots or marks.
Scytodes is a genus of spitting spiders that occur all around the world. The most widely distributed species is Scytodes thoracica , which originally had a palearctic distribution, but has been introduced to North America, Argentina, India, Australia, and New Zealand. [ 1 ]
A number of spiders can cause spider bites that are medically important. Almost all spiders produce venom but only a few are able to cause significant harm to humans. [1] Two medically important spider genera have a worldwide distribution—Latrodectus and Loxosceles. Others have a limited distribution.
Even during food processing, there are several procedures that strip foods of their poisons to make them human-friendly. Check out the slideshow above to learn what common edible contains cyanide ...
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In Rhizocephala and Thoracica an abdomen is absent in this stage, but the y-cyprids (post-naupliar instar) has three distinct abdominal segments. [22] It is not a feeding stage; its role is to find a suitable place to settle, since the adults are sessile . [ 18 ]
The threat of so-called “mad cow disease” has all but faded from the collective memory, after its appearance in U.K. cattle in 1986. Human deaths from the scourge, caused by eating ...