Smithsonian National Museum of Natural History.

'Scientific name Platythomisus octomaculatus.'. 'Dracopedia The Bestiary: An Artist's Guide to Creating Mythical Creatures.' Impact. 'Theraphosa blondi (Goliath bird-eating spider).' Nhm.ac.uk. 'Egyptian Giant Solpugid (Camel Spider).'.

'Black Widow Spider Latrodectus Hesperus.'. 'New Therapy Has Arachnophobes Holding Tarantulas In Six Months.' Business Insider. 'Ariamnes flagellum (Doleschall, 1857).'. 'Salticus scenicus.' Animal Diversity Web. 'They're alive! 'Goliath' tarantulas among spiders at new exhibit.' CBS News. 'Creepiest Halloween Creatures.' Daily Herald. 'These Are the Most Exquisitely Weird Spiders You Will Ever See.'. why spiders scare us so much: Humans are hardwired to fear their angular legs and unpredictability.' Daily Mail. Centers for Disease Control and Prevention.'Myths about 'Dangerous' Spiders.' (July 7, 2014) 'Bird-dung Crab Spider - Phrynarachne sp.' (July 6, 2014) 'David Bowie spider (Heteropoda davidbowie).'. 'Austrarchaea raveni Rix and Harvey, 2011 D'Aguilar Range Assassin Spider.' (July 6, 2014) And you thought 'Love Hurts' was just an old heavy metal song. Black widows are most infamous for their violent macabre mating behavior, in which females sometimes kill and eat their mates after copulation. The spider's venom reportedly is 15 times stronger than that of a rattlesnake, and if the creature bites you, the result is achy muscles, nausea and a paralysis of the diaphragm that can make breathing difficult.įortunately, most people who are bitten by black widows don't suffer any serious or permanent injury, though the venom can be fatal to small children, the elderly or people in poor health. It is just 1.5 inches (38 millimeters) in length, but its size is deceptive. We couldn't very well do an article on scary spiders and leave out the black widow, could we? Latrodectus Hesperus, which is found in temperate regions throughout the world, has a bulbous body and a distinctive, hourglass-shaped mark on its abdomen. (Updated: October, 2022.© Michael Redmer/Visuals Unlimited/Corbis body size is from the top of the cephalothorax (head) to the tip of the abdomen withoutincluding the legs.Please note that the size of the spider is measured by body length.

spur-like protrusions from legs, camouflage, mimicry) notable, unique, exciting or strange observations (eg.hunting, interaction, familiarity with people such as the threatening display of a huntsman or the friendly and curious jumping spiders that jump onto the camera lens) ground, leaf litter, hand rail, tree trunk) back (further details for abdomen pattern).Ĭomments or photos on the following also provides valuable information if/when such features are applicable and observed.side (further details for general shape, abdomen patterns and eye configuration).ventral(underneath - especially useful for some of the ground-dwelling families and orb-weaving families).dorsal(above - general colouration, carapace and abdomen patterns).front (eye arrangement, pedipalp colour).Photos from various angles are sometimes necessary for specific ID. The following moderators provide knowledge and expertise for Spiders (Araneae):

Twig spider