Spiders aren't the only 8-legged animal found in nature. There are other animals, mainly arachnids, that have eight legs.

Now, walking like this gives us a huge advantage Because unlike four-legged animals, which have to pour energy into every step they take, two legs take advantage of gravity, which does some of the ...

The footprints of a reptile-like creature appear to have been laid down around 356 million years ago, pushing back the ...