Female Northern pintail (Anas acuta) on water,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、小米、联想、奥美、盛世长城、百度、360、招商银行、工商银行等数万家
Diet and nutrition of female northern pintails wintering along the Texas CoastThe northern pintail is a dabbling duck found across North America, whose populations are currently >40% below goals. Because of this, I attempted to estimate the diet, nutrition and metal ingestion of pintails winter...
pintail (redirected fromnorthern pintails) Thesaurus Encyclopedia Related to northern pintails:Northern Shoveler pin·tail (pĭn′tāl′) n.pl.pintailorpin·tails Any of several ducks of the genusAnashaving sharply pointed tails, especiallyA. acuta,found throughout the Northern Hemisphere. ...
Portrait of a female Northern Pintail ,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、小米、联想、奥美、盛世长城、百度、360、招商银行、工商银行等数万家企业级客
Brown-gray hens are similar to other pale, female dabbling ducks, but only pintails and wigeon have dark gray bills. Unlike wigeon, the upper wings of pintail hens are nearly uniformly brown or bronze, with no pale stripes along the upper edge of the speculum...
The latter was especially popular with ducks including good numbers of Garganey and Northern Pintail and a few Ferruginous Duck for anyone who had missed them so far. Our closest Black Drongo yet, complete with white spot just after the gape, provided a neat photo opportunity. Pity the Whi...
Andean Goose Chloephaga melanoptera 10 at Marcopomacochas 7.9 Torrent Duck Merganetta armata 1 pair in the upper Santa Eulalia valley 6.9 Crested Duck Anas specularioides 2 in a lagoon at Marcopomacochas 7.9 White-cheeked Pintail Anas bahamensis 18 at Tinajones reservoir 18.8 Andean Duck ...
Define Northern Pine Snake. Northern Pine Snake synonyms, Northern Pine Snake pronunciation, Northern Pine Snake translation, English dictionary definition of Northern Pine Snake. n. Any of various bull snakes common in pine woods, especially Pituophis m
L. 1996 Renesting ecology of northern pintails on the Yukon-Kuskokwim delta, Alaska. Condor 98, 820-824.Flint, P.L. and J.B. Grand. 1996. Renesting ecology of Northern Pintail on the Yukon- Kuskokwim Delta, Alaska. Condor 98:820-824....
L, (1997). Hormonal dynamics during mate choice in the Northern pintail: a test of the 'challenge' hypothesis. Anim. Behav. 54, 1117-33.Sorenson LG, Nolan PM, Brown AM, Derrickson SR, Monfort SL (1997) Hormonal dynamics during mate choice in the northern pintail: a test for the "...