Letters

01 September 1991
Comments Letters Roosting behaviour of seabirds. It is human nature to avoid raising even obvious questions when no answer appears to be in sight. I nevertheless raise such a question here. Birds of the open ocean, far from land, must not only roost but also sleep on t...
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Mystery photographs

01 September 1991
Comments Main paper The bird in the mystery photograph (plate 167, repeated here) has, proportionately, a small, narrow head; very long, broad wings with fingered primaries; and a full but short tail. Although there is nothing in the photograph against which to estimate t...
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Morocco

01 September 1991
Comments Main paper In the late 1970s and early 1980s, Morocco was a very popular spring destination for North European birdwatchers. In recent years, its popularity has been eclipsed somewhat by that of Israel. While the two have many species in common, Morocco holds a g...
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