Heterochromia Iridum in the Mongolian gerbil
This strange occurence of odd-eyed animals which although rare, can be found documented in many domestic species including dogs, cats, horses, cattle and rodents. It can also be observed in humans too.
Recently with the appearance of a new spotting gene known as Semidominant lethal spotting, odd-eyed gerbils have begun to appear in breeding lines when this new gene is combined with the well known Dominant spotting gene. The gerbils in question didn't appear to have any related problems with this eye condition and appeared quite healthy, however these breeding lines that are the result of combining the two spotting genes are more predisposed to neurological problems....
To read the full article you need to sign up to be a member of the eGerbil community