Camouflage Spring 2014 Camouflage
Animals either blend in with their surroundings or disguise themselves as something else
Camouflage: 4 types: – Concealing coloration – Disruptive coloration – Disguise – Mimicry
Concealing Animal hides against background of same color
Disruptive Stripes, spots, or patterns so the animal’s outline does not stand out against the background
Disguise Animals look like another object
Mimicry: Looks like another animal that is dangerous, bad tasting, or poisonous
Types of Mimicry 1) Batesian: Only one of the two animals is toxic/poisonous 2) Mullerian: Both organisms are dangerous/poisonous/toxic
Peppered Moth 2 phenotypes Prior to the industrial revolution, all of the trees in this habitat were light colored Soot from factories caused the lichen on trees to die and the trees to appear black The phenotype that blends in the best will be selected for