The six legs allow you to move while always maintaining a supportive tripod. There are millions of species of insects, all on six legs. This means that this number of changes will be selected immediately. It is generally accepted that insects are of multi-legged ancestry. centipede. 2окт. 2015 г.
Why do insects have 6 legs and spiders have 8 legs?
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!
Do insects have only 6 legs?
Insects have only 6 legs. Spiders, scorpions, mites, ticks, whip scorpions, and pseudoscorpions are all arachnids found in the Everglades National Park. Unlike insects, spiders have eight legs, no antennae, and the body is divided into two main parts, the cephalothorax and the abdomen. 2017
Do insects have 6 legs or 6 limbs?
All insects have 6 legs. They make up a group of arthropods called hexapods. This means 6 legs. There are about 25 different groups of insects, each group called an order.
Why do flies have 6 legs?
The fly has a pair of fully developed wings on the chest and a second pair of hump-like traces called halters, which are mainly used for balancing. The fly's six legs also connect to the chest and consist of five segments. Houseflies have a hard exoskeleton that protects them from water loss.
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