The problem with being hospitalized

dturm wrote:

Bird Freak wrote:
My point is how can anyone know if dogs are color blind or what range they have of hearing or anything else for that matter... If you can prove that please tell me how. That was my point.

ERG

and the makeup of the canine retina - microscopic comparison of the structures present.

How does anyone know if an animals brain process's information the same as a human. I'm just saying there is really now way we can really know if their brains need the same features or even process things the same as a human or even other animals as far as that goes.