Show an invisible there are many animals especially birds barda and insects which bich mimic in their colors colora ani and shapes the natural objects amid they dwell and thus thua frequently escape the eyes ot of their enemies but as aa dr says gays in knowledge until quite recently no case was known where a monkey tor for the sal sale bake e of protection resembled in form or coloration either some other animal or an inanimate object such monkeys discovered by dr J NV gregory during his bis recent journey in east bast africa near relatives of the monkeys seen been by him have long been known to naturalists natura lists and have excited surprise by the brilliant contrast of the black fur covering thir th ir body and limbs with the snowwhite snow white mantle of long silky hair hanping from their shoulder dei deis a and the equally white plumes on their tails this contrast dr gregory found serves to render the animals practically invisible tor for the trees which they inhabit have black stems and are draped mith pendant masses of gray ahito lichen amid which the monkeys ean can hardly be distinguished |