The Lepidoptera have, over millions of years, evolved a wide range of wing patterns and coloration ranging from drab moths akin to the related order Trichoptera, to the brightly colored and complex-patterned butterflies.
Definition of sea oat. 1  1 : a tall grass (Uniola paniculata) that has panicles resembling those of the oat, grows on the coast of the southern U.S., and is useful as a sand binder âusually used in plural. 2  2 sea oats plural : a cluster of yellowish vase-shaped egg cases of a whelk of the genus Thais : sea corn.
The common oat (avena sativa) is a type of grain. Oats are eaten by people in the form of rolled oats, oatmeal, oat milk, oat bran and oat flour. They are also used to brew certain types of beer, such as oatmeal stout. In addition, they are used to feed livestock and make livestock bedding.