For the eight legs of a spider, one potential explanation is that this provides extra legs. Studies of spiders with six or more legs have found that they are as good as building spider webs and catching food. Spiders can also release their legs if the predator catches them and escapes. 11th. 2017 г.
Do some spiders have eight legs?
Myth: Spiders have eight legs so you can always tell. Fact: Not accurate. All arachnids, not just scorpions, harvestmen, mites, and in fact spiders, have four pairs of legs (see figure).
Does the spider have eight legs?
Spiders (spiders) are air-breathing arthropods with eight legs, cheliceraes with fangs that can generally be infused with poison, and spider caps that extrude silk. .. Spider.Spiders Time Range: Pennsylvania – Pleistocene, Assortment of Various Spiders Scientific Classification Kingdom: Animal Kingdom Phylum: Arthropods
What is an 8-legged spider?
Unlike adults, which all have six legs, almost all adults have eight legs. However, arachnids also have two pairs of appendages that have become adapted to feeding, defense, and sensory perception. The first pair, chelicerae, helps with feeding and defense.
Why do some spiders have less than eight legs?
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.
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