Nesting house sparrows
select houses with gardens over all other habitats in urban areas, including green spaces such as parks and allotments, according to a study by the British Trust for Ornithology.
During the early 1970s, there were 12 million house sparrows
in the UK.
The number of urban house sparrows
has dropped by 50% in the past 25 years and has been blamed on the lack of safe nesting sites in city areas.
DELHI chief minister Sheila Dikshit is among those worried about the city's disappearing house sparrows
As a rule, smaller seeds will attract house sparrows
, dunnocks, finches and collared doves.
A total of 175 birds representing four species (49 Carolina Chickadees, Parus carolinensis, 55 House Sparrows
, Passer domesticus, 37 Northern Cardinals, Cardinalis cardinalis and 34 House Finches, Carpodacus mexicanus) were examined.
are starving because of the rise in concreted and decked gardens.
are dying out and in recent years they have almost stopped visiting London's garden bird tables, decreasing by at least 65% between 1994 and 2005.
We compared the VecTest WNV antigen assay with standard methods of West Nile virus (WNV) detection in swabs from American Crows (Corvus brachyrhynchos) and House Sparrows
To get a better idea of what the birds are seeing, Hunt and her colleagues measured UV reflection from chick gapes and nests for barn swallows, blackbirds, house sparrows
, and five other European species.
, black-capped chickadees, and blue grouse dine on mistletoe berries, while porcupines devour whatever plant parts they can reach.
By the turn of the twentieth century, she had distributed 36,000 copies of a pamphlet that she had co-authored, calling for the destruction of house sparrows
through the formation of sparrow clubs.