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Many arthropods bite or sting in order to immobilize their prey or deter potential predators as a defense mechanism. Stings containing venom are more likely to be painful. Less frequently, venomous spider bites are also associated with morbidity and mortality in humans. Most arthropod stings involve Hymenoptera (ants, wasps, and bees). While ...
Yellowjacket sting in its sheath in the scanning electron microscope. Among arthropods, a sting or stinger is a sharp organ, often connected with a venom gland and adapted to inflict a wound by piercing, as with the caudal sting of a scorpion. Stings are usually located at the rear of the animal.
In the 20th century, there were about 100 reliably reported deaths from spider bites, [109] compared with 1,500 from jellyfish stings. [110] Scorpion stings are thought to be a significant danger in less-developed countries; for example, they cause about 1,000 deaths per year in Mexico , but only one every few years in the USA.
The specific epithet of the ant, clavata, means "club-shaped". [2] The generic name, Paraponera, translates to "near-Ponera". [3] Because of its fearsome reputation, the ant has several Native American, Spanish, and Portuguese local names in different geographical areas; perhaps the best-known of these is the Venezuelan nickname hormiga veinticuatro (the "24 ant" or "24-hour ant"), referring ...
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The masked hunter is a predator of small arthropods, including woodlice, lacewings, earwigs, bed bugs and termites. [1] Masked hunters do not feed on human blood, but can sting humans in self-defense when mishandled. [2] The sting can be painful, but masked hunters do not carry Chagas disease [3] unlike the kissing bug for which they are ...
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Arthropod eyes Head of a wasp with three ocelli (center), and compound eyes at the left and right. Most arthropods have sophisticated visual systems that include one or more usually both of compound eyes and pigment-cup ocelli ("little eyes"). In most cases, ocelli are only capable of detecting the direction from which light is coming, using ...