-
According to Dr Zeh it could explain polyandry in grasshoppers, crickets and house sparrows.
ECONOMIST: Polyandry
-
In five skylarks, house sparrows, blackcaps, lesser whitethroats and spotted flycatchers the difference was more than half.
ECONOMIST: Survival of the fittest, and oldest | The
-
The birds taken include Mexican house finches, green singing finches, java sparrows, Bengalese finches, diamond doves, painted finches and waxbills.
BBC: Exotic birds stolen in Tadley, Hampshire