This is one of Australia’s most wide spread birds of prey. These birds engage in aerial courtship displays which involve high circling flight and ritualised feeding mid-air. They lay around four eggs and the chicks are fully fledged within five weeks. They usually hunt singly or in pairs....
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1.any of several birds of the New World subfamily Icterinae (family Emberizidae) having shiny black or mostly black plumage, as the red-winged blackbird. 2.a common European thrush,Turdus merula,the male of which is black with a yellow bill. ...
1.A large bird(Corvus corax)of the Northern Hemisphere, having black plumage and a croaking cry. 2.Any of several similar birds of the genusCorvus,found in Africa, Australia, and southwestern North America. adj. Black and shiny:raven tresses. ...
The role of wild birds in the transmission of avian influenza for Australia: an ecological perspective IN-VIVO PRODUCTIONNORTHERN-TERRITORYWESTERN-AUSTRALIAHEMAGGLUTININ GENESARID AUSTRALIAHOST-RANGETERN VIRUSHONG-KONGWaterbirds, particularly Anatidae, are natural ... JP Tracey,R Woods,D Roshier,... -...
Now, research by zoologists at the University of Wester Australia has corroborated this-but their levels of intelligence are dependent on the size of the group they belong to. To reach this conclusion, the Australian scientist examined 56 birds from 14 groups of wild magpies living in the ...
【解题思路】根据第二段中的"Now, research by zoologists at theUniversity of Western Australia has corroborated this"、第三段中的"The birds that lived in larger groups were quicker to master thetasks than those that lived in smaller ones"、第四段中的"birdsliving in large groups ‘show ...
Given the great diversity of species and worldwide distribution, an exhaustive review of all parasites, internal and external, in this group of birds is beyond the scope of this text. The reader is referred to other published reference works for detailed lists (Atkinson et al., 2008; Fowler ...
a common occurrence; These birds are not so common nowadays.corriente 2. belonging equally to, or shared by, more than one. This knowledge is common to all of us; We share a common language.común 3. publicly owned. common property.público 4. coarse or impolite. She uses some very ...