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Tarantulas are a captivating group within the arachnid family, renowned for their large size and distinctive appearance. As part of the Araneae order, these creatures belong to the same broad classification as spiders but boast some distinct features that set them apart. They inhabit various habitats worldwide, with the majority residing in warmer regions like tropical rainforests and deserts. One of the most striking characteristics of tarantulas is their size - they are among the largest spiders on Earth, with some species reaching up to 12 inches in leg span. Their bodies are typically covered in a layer of dense hairs that can serve multiple purposes, including thermoregulation, sensory perception, and even as a defense mechanism against predators. Tarantulas possess eight legs, like all spiders, but they also have two additional appendages called pedipalps, which are used for feeding, mating, and sensing their environment. Interestingly, tarantulas do not spin traditional webs to catch prey; instead, they use their silk primarily for constructing burrows or egg sacs. Despite their sometimes fearsome reputation due to their size and hair-covered bodies, tarantulas are generally shy and non-aggressive creatures. When threatened, many species will choose to flee rather than engage in a confrontation. However, some larger species do possess venom glands, although their bites are rarely deadly to humans. In conclusion, tarantulas represent a fascinating category of arachnids known for their impressive size, unique physical traits, diverse habitats, and relatively gentle demeanor.