The Colossal Squid at 12-14 metres (39-46 feet) long, based on analysis of smaller and immature specimens, making it the largest known invertabrate. http://en.wikipedia.org/wiki/Colossal_squid
The giant squid has the largest eye. It is approximately the size of a basketball.
The Giant Squid has the largest eye in the world
The colossal squid has the largest eyeball in the world known to man.
There isn't one, as all reptiles have backbones.
the giant clam
An ostrich have the largest eyes. They are over 1 inch but compared to the giant squid, the size of a dinner plate, is relatively big.
Giant squid?
as big as a horse
The giant squid.
1 inch
giant squid
The tarsier