April 20, 2024

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Why do spiders have 8 legs?

Why do spiders have 8 legs?

It seems there is no perfect number of legs. Humans have two, dogs have four, and insects have six and Millipedes can contain more than 1,000. So what made spiders settle with eight legs?

“I think the best and simplest answer is that spiders have eight legs because their parents did,” Thomas Hegna, assistant professor of invertebrate paleontology at the State University of New York at Fredonia, told Live Science. “But then it becomes a kind of backtracking, and somewhere this all has to start.”