And also how you define brain.  Many brain scientists would say the eyes are part of the (human) brain.

elvismercury

I was actually thinking of the box jellyfish when asking that question! But you're right, scallops and some other shellfish do too I think (depending on how you define "eye").

What do you know that most people don't know?

I was actually thinking of the box jellyfish when asking that question! But you're right, scallops and some other shellfish do too I think (depending on how you define "eye"). 