You can sometimes see a male Northern Cardinal [Cardinalis cardinalis] at a feeder feeding his begging mate seeds. She could just as easily get her own seeds out of the feeder, but they prefer to do it this way," McGowan said. And some may do none of these things. "Not all birds ...
The North Platte River valley (elev. ca 3300 ft/990 m) in Garden and Keith counties, Nebraska, has an avifauna of 305 species, the richest known north of Texas in the Great Plains. More than 25 years of observations, mist-netting, banding, and breeding-bird surveys by the authors and...
Enjoy your south Texas trip! John and Anne Reply john gentile says: February 18, 2012 at 5:12 pm Hi John; Beautiful site. You really found your call. Hope You’re all well. John Reply Gina Nichol says: February 21, 2012 at 1:51 am John, It’s amazing what you’ve done...
We studied the morphology of the goshawk in northern Finland by measuring skin and skeletal characters of 258 museum specimens dated between 1961 and 1997... R Tornberg,Mikko M?nkk?nen and Maarit Pahkala - 《Oecologia》 被引量: 92发表: 1999年 Reduction of maternal care: a new benefit of ...
Most Commonly Named Official US State Birds. Birds honored as official “State Birds” (starting with the most commonly named State Birds)
The situation was particularly bad in Dallas, Texas, where the West Nile virus killed 10 people and sickened more than 200. The city declared a state of emergency and began aerial spraying of a pesticide to kill the mosquitoes, even though residents argued that the pesticide could be more ...
Band recovery studies indicate that the majority of Mourning Doves that breed in Texas also winter here, but Texas also serves as an important wintering area for northern Mourning Doves and as a resting and staging area for doves headed farther south into Mexico (Dunks et al. 1982; Baskett ...
Photos below are of: Barnacle Goose, Eastern Spot-billed Duck, Baikal Teal, Falcated Duck, Eurasian Wigeon, Common Pochard, Black-browed Albatross, Gray Heron, Steller's Sea Eagle, Crane Hawk, Corncrake, Northern Lapwing, Lesser Sandplover, Eurasian Golden Plover, ...
Multiyear Surveillance for Avian Influenza Virus in Waterfowl from Wintering Grounds, Texas Coast, USA. We studied the prevalence of influenza A virus in wintering waterfowl from the Central Flyway on the Gulf Coast of Texas. Of 5,363 hunter-harvested migrato... Ferro,Pamela,J.,... - 《Em...
Security footage captured the moment a flock of yellow-headed blackbirds suddenly dropped from the sky on a street in the northern Mexican state of Chihuahua — but the reason behind the mysterious fall remains unclear. Several dead birds were discovered early on Feb. 7 by residents in the city...