We investigated the potential for reproductive consequences of extrapair paternity in western bluebirds.Extrapair sires fledged twice as many offspring as nonextrapair sires.Success stemmed partly from higher within-pair paternity and lower nest predation.Selection on longevity may be strong since females...
Notes on Birds of the Western Palæarctic Region.—Nos. 5–8doi:10.1111/j.1474-919X.1947.tb03898.xP. A. ClanceyJohn Wiley & Sons, LtdIbis
In the southern & western Caribbean, birds, presumably loyemilleri, seem to occur year-round. The Audubon's Shearwater (taxa unknown) occurs off the eastern Yucatan Peninsula from March to October, and off Cuba from February to May at least. Audubon's Shearwaters (a black-and-white photo...
The term “Pet bird” designates birds housed and bred for an exclusively ornamental use. This category includes and will refer later in this paper to mainly passeriformes (e.g. canaries, finches, sparrows: see Table1), also called songbirds, and psittaciformes (parrots, parakeets, budgerigars,...
Mutualistic and commensal organization of avian mixed-species foraging flocks in a forest of western Madagascar I examined the feeding rates and foraging niches of seven species regularly participating in heterospecific avian flocks in a deciduous dry forest of weste... Hino - 《J Avian Biology》 ...
Four species and one subspecies: Western Reef-e... J Kralj - 《Larus》 被引量: 10发表: 2005年 REPORT ON RARE BIRDS IN SPAIN Report on rare birds in Spain 2011. Current report gives details about 452 new records on the presence of 100 rare bird taxa in the whole of Spain. Accepta....
by intermediates between Rose-breasted and Black-headed grosbeaks, Indigo and Lazuli buntings, Eastern and Spotted towhees, Baltimore and Bullock's orioles, and yellow- and red-shafted morphs of Northern Flicker; Eastern and Western wood-pewees potentially hybridize because both breed in the area....
Prevalence of avian paramyxovirus type 1 in Mallards during autumn migration in the western Baltic Sea region (NDV) is the causative agent of the Newcastle disease, a severe disease in birds associated with substantial economic losses to the poultry industry world... C Tolf,M Wille,AK Haidar,...
作者: Clarke,PA 摘要: Beliefs in bird spirits are still widely held by the Indigenous people in the Lower Murray of temperate South Australia despite an overall decline in the perceived significance of creation ancestors since British colonization in the early nineteenth century. This paper ...
Distribution of Waterbird Broods Relative to Wetland Salinity and Ph in South-Western Australia We examined the role of genetics of rabbit populations in the development of resistance to myxomatosis. We compared the responses of progeny from rabbit p... JT Goodsell - 《Wildlife Research》 被引量...