Northern Pintail, Anas acuta
Northern Pintail, male, 11/15/09, Bosque del Apache, NM
Northern Pintail, 12/9/08, Radio Road, Redwood Shores, San Mateo Co
11/27/05, Radio Road, Redwood Shores, San Mateo Co
Northern Pintails, pair, 11/3/08, Radio Road, Redwood Shores, San Mateo Co
12/14/06, Radio Road, Redwood Shores, San Mateo Co
Northern Pintail, male, 12/14/06, Radio Road, Redwood Shores, San Mateo Co
Northern Pintails, males fighting, 12/14/07, Radio Road, Redwood Shores, San Mateo Co
Northern Pintails, females fighting, 11/14/09, Bosque del Apache, NM