Graylag

Noun

gray=lag

WORDNET DICTIONARY

graylag(n = noun.animal) anser anser, graylag goose, greylag, greylag goose - common grey wild goose of Europe; ancestor of many domestic breeds; Array

is a kind of goose

is a member of anser, genus anser

Graylag, n.

The common wild gray goose (Anser anser) of Europe, believed to be the wild form of the domestic goose. See Illust. of Goose. [1913 Webster]