graylag goose chicks grazing

agricultural anatidae ancestor anser aquatic autumn barred beak bird birds breeding chick chicks clutch coastal consuming crops domesticated estuaries farm feeding fields flock flooded geese genus goose gosling grass graze grazing grey greylag ground grounds habitats incubates islands lakes latin legs marshes mate migrating moorlands mother mottled nest nesting northerly often orange parents plumage semi southwards species spring travel vegetation warmer water waterfowl white wild winter