In the East, mallards are up 18 percent, black ducks by 47, and greenwing teal by 56.    From Wordnik.com.  [The News from Duckville] Reference

Wood ducks, mallards, and even occasional greenwing teal flock to flooded oak stands to feed.    From Wordnik.com.  [What's on the Menu] Reference

SPRINGING TEAL: A greenwing drake launches into the air, where it makes for a challenging target.    From Wordnik.com.  [Waterfowl Hunting the Early Season: Fall Teal and Wood Ducks] Reference

Guyette & Schmidt, Inc. A greenwing teal by Domingo Campo Depending on whether you ask dealers or collectors, the decoy market fell between 15% and 50% after that, but it is starting to rebound.    From Wordnik.com.  [Decoy Market, After Decline, Tests Its Wings] Reference

The white breast and light underwings-especially on drakes-are a good clue when the birds are overhead or twisting and turning, and these help distinguish between greenwing al and the bluewing variety.    From Wordnik.com.  [Field Guide: Know Your Waterfowl] Reference