Animals with multiple brains have evolved this way to improve survival. Whether it's for controlling many limbs independently ...

Leeches are classified as segmented animals and the body of the leech is divided into 32 parts. The octopus has nine brains, one for the head and one for each tentacle. The primary brain is located at ...

Looking back at them was a live leech, doctors said. Doctors grabbed the leech with forceps and carefully removed the animal, now nearly 4 inches long after feeding on the man’s blood supply for ...

In 1999, William Ditto and his team created a wetware computer made with leech neurons that could do basic addition. Th ...