Fish brains and sensory organs may vary greatly between species. With an estimated total of 25 000 species, fish represent the largest radiation of vertebrates. From the agnathans to the teleosts, they span an enormous taxonomic range and occupy virtually all aquatic habitats.
“Shot in Tokyo with Canon DSLRs (mostly 350d), processed with Lightroom (raw files color adjustment and resizing)/VirtualDub (deshaker/deflicker filters)/Sony Vegas (editing). Original rendered in full 1080 HD@30p.”