There are over 40,000 known spider species worldwide. Female spiders release pheromones to attract mates and baby spiders are called spiderlings. The largest spider is the Goliath tarantula, which can live up to 30 years and is the largest breed of spider. While daddy long legs resemble spiders, they are not true spiders and their venom does not harm humans. Spiders have 8 legs and 2 body segments, unlike insects which have 6 legs and 3 body segments. Wolf spiders hunt prey instead of using webs and should be considered dangerous if provoked. Web-weaving spiders use webs to catch prey but do not keep the same web their whole lives. Spiders are carnivores that usually feed