The orchid mantis is a praying mantis, which has got its name because it resembles the flower of an orchid with its four walking legs resembling flower petals. Most orchid mantises are white, but there is also a pink to purplish colour morph.

Source: http://www.waza.org/en/zoo/choose-a-species/invertebrates/insects-and-millipedes/hymenopus-coronatus