Here is one answer: our ancestors with different numbers of legs, and the ancestors of spiders, were not alive and breeding. Eight-legged spiders and two-legged people survived and bred. the spider has eight legs because its ancestors had eight legs. Spiders and horseshoe crabs have evolved from the same ancestor! 11th. 2017 г.
Do some spiders have 6 legs instead of 8?
Spiders usually have two pairs of legs on the cephalothorax and two pairs of legs on the abdomen. However, this may vary from species to species. .. Other spiders lose their legs in territorial battles or after mating with cannibalistic females. Therefore, spiders with less than eight legs are a surprisingly common outbreak.
Is there a 6-legged spider?
All spiders have eight legs. If you have 6 legs, it's not a spider. However, some spiders have adapted their two forepaws for purposes other than walking, which can reduce the size of the forefoot and make it less noticeable.
Can a spider survive on six legs?
& gt;Spiders can live without one, two, or even three legs. It can make their lives more difficult, but they will be okay. If at least one molt remains in the spider's life (molting means molting the exoskeleton because it grows from the exoskeleton and has new molting underneath), its legs are regrown. You can.
Does the spider have a 9 foot?
All spiders have eight legs, but technically there is also a foot-like sensory appendage called the pedipalp, which is the part of the mouth, but many are fifth. It can easily be mistaken for a foot. If a spider loses one pedipalp or one leg, it can give the impression of a nine-legged spider.
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