A Haloween Lobster or a Genetic Anamoloy?

Haloween Lobster
Is it a genetic anamoly?
PL SEE HERE ]
OR CUT AND PASTE THE URL BELOW
http://www.zmescience.com/other/offbeat-other/half-black-half-orange-lobster-genetic-anomaly-04343/?utm_source=feedburner&utm_medium=email&utm_campaign=Feed%3A+zmescience+%28ZME+Science%29