A Haast’s eagle attacks a moa pair. John Megahan, PLOS Biology, 3(1): e20 via Wikipedia under CC By 2.5 Evolution has a fondness for big birds. During the past 66 million years, repeated on different ...
Large areas also tend to support larger bird populations, lowering the risk of extinction. Cold-dwelling species include most peatland-breeding waders and passerines, such as the red-necked phalarope ...