It’s called evolution

by twit

It turns out that fish have been using “vocalization” for around 400 million years, similar to how birds and frogs use sounds to communicate. The BBC reports on July 17, 2008:

Professor Bass told BBC News: “We identified where this pattern generator developed in the brains of these fishes, and then we looked at where it was in frogs, birds and primates.”

The team discovered that the neural networks for vocalization were all situated in the same region.

“We stood back and said: ‘Oh my god, this is all in the same place’.

“It was astonishing how similar it was.”

Actually, it would be astonishing if it was in a completely different part of the brain…