apatetic

apatetic 1. In zoology, relating to or characterized by coloration serving as natural camouflage. 2. Assuming colors and forms that effect deceptive camouflage. 3. Relating to the protective resemblance to some part of the environment or to the markings of another species for the purpose of disguise. 4. Serving to conceal by deceptive camouflage...
Found on http://www.wordinfo.info/words/index/info/view_unit/157/

apatetic

of an animal's coloration or markings
Found on http://phrontistery.info/a.html
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