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Tarantulas comprise a group of large and often hairy spiders of the family Theraphosidae. [2] As of December 2023, 1,100 species have been identified, with 166 genera. [3] The term "tarantula" is usually used to describe members of the family Theraphosidae, although many other members of the same infraorder (Mygalomorphae) are commonly referred to as "tarantulas" or "false tarantulas".
Though tarantulas are venomous, the bite of North American species typically has a mild result in humans, according to the National Capital Poison Center. Tarantulas rarely bite unprovoked, and ...
Threat display by a Sydney funnel-web spider (Atrax robustus). The Australian funnel-web spiders (family Atracidae), such as the Sydney funnel-web spider Atrax robustus (a mygalomorph spider, not to be confused with the araneomorph funnel-weaver or grass spiders) are regarded as among the most venomous in the world.
The name "whistling tarantula" comes from its ability to produce a hissing noise when provoked, a trait it shares with other Australian theraphosids. [2] This hissing is produced by the spider stridulating a patch of setae associated with its chelicerae. It has also been called the "eastern tarantula". [3]
Symptoms of spider bites vary depending on the type of spider and if their venom is poisonous. Venomous spider bites can cause many side effects, according to the CDC , such as: High blood pressure.
Lycosa tarantula is the species originally known as the tarantula, a name that nowadays in English commonly refers to spiders in another family entirely, the Theraphosidae. It now may be better called the tarantula wolf spider , being in the wolf spider family, the Lycosidae.
Of the four venomous spiders in South Carolina, three are from the widow family: the southern black widow, the northern black widow and the brown widow, according to the Clemson University ...
Tliltocatl vagans (synonym Brachypelma vagans) is a species of tarantula known commonly as the Mexican red rump. It ranges predominantly in Mexico (including the Yucatán Peninsula), but is also found in Central America. [1] They are terrestrial, burrowing spiders. The reason for the name red rump is because of its distinctive red hairs on its ...