Animal, Waterfowl, Outdoors, Water, Duck, Nature, Mallard, Land, Teal, Anseriformes, Alaska, American, anas, bill, biodiversity, bird, birding, brown, Califonia, Canada, cap, Colorado, conservation, cream-colored, dabbler, dabbling, Dakota, diving, duck, feathers, gray, green, grey, head, Idaho, identification, lake, marsh, migratory, migration, Minnesota, mottled, neck, ornithology, park, patch, plumage, pond, river, species, tan, USA, watching, water, waterbird, waterfowl, wetlands, white, widgeon, wigeon, sensory activity, colorado, stream, indo-european, united states, biology, minnesota, dakota, alaska, wetland, zoology, improvement, clothing, canada, american english, district, contest, diverseness, life science, writing, state, United States of America, pool, animal, social event, feather, America, idaho, discovery, discipline, american state, amateur, designation, U.S., United States, determination, difference, nonuniformity, document, west germanic, observation, germanic, heterogeneity, look, aquatic bird, science, transformation, person, north american country, match, english, dissimilarity, genus, sensing