[Monserrat Suárez - Rodríguez, Isabel López - Rull and Constantino Macías Garcia, Incorporation of cigarette butts into nests reduces nest ectoparasite load
in urban birds: new ingredients for an old recipe?]
The Passenger Pigeon is currently installed
in the Urban Bird Habitat Garden at the Smithsonian's National Museum of Natural History.
Not exact matches
All ages
Birds of prey and their habitats are fascinating, as are the adjustments they've made to thrive
in urban environments.
Steve Sullivan, Senior Curator of
Urban Ecology at Notebaert Nature Museum: When you're flying along as a
bird during the day and you see a pane of glass
in front of you, that glass is often reflecting trees and sky.
So there you have it, me at the foot of the garden under the weeping birch, cats at my feet, G&T
in hand, the roar of the city traffic defeated by the cacophony of
urban bird life and, if I'm very still, a mildly curious glance from an all - too - cocky fox.
Birds living
in urban areas rarely get any peace and must cope with almost constant disturbance from both humans and their pets
That means that wildlife managers need to start thinking now about new ways to reduce human -
bird conflicts
in urban areas, says Madhusudan Katti, an ecologist at North Carolina State University
in Raleigh, who was not involved
in the study.
Red and yellow male house finches eat at a
bird feeder
in an
urban Phoenix backyard.
«Several studies have measured parasite infection
in urban animals, but surprisingly we are the first to measure whether wild
birds living
in a city were more or less infected by a parasite and a pathogen, as well as how these infections are linked to their physiological stress,» said Mathieu Giraudeau, a post-doctoral associate who previously worked with Kevin McGraw, ASU associate professor with the School of Life Sciences.
These cats, especially if left to proliferate, are frequently considered to be pests
in both rural and
urban areas, and may be blamed for devastating the
bird, reptile and mammal populations, and digging up people's gardens.
So if growing up
in an
urban setting shortens
birds» telomeres, it could lead to a host of other problems down the line, the team argues.
Most research exploring patterns of species survival has focused on
birds; little is known about the physiological mechanisms that allow mammals to survive
in urban environments.
Dr Bateman said
in Australia there were many species of
birds, mammals and reptiles that live moderately well
in urban areas, and had plans to explore their behavioural responses to various human activities
in the future.
Yet, according to a new study involving 147 cities worldwide, surprisingly high numbers of plant and animal species persist and even flourish
in urban environments — to the tune of hundreds of
bird species and thousands of plant species
in a single city.
«The impact that urbanisation has on wildlife must be studied much more, or we won't be able to understand the threats that
birds are exposed to
in urban environments, and won't be able to do anything about them.
Conserving green spaces, restoring native plant species and adding biodiversity - friendly habitats within
urban landscapes could,
in turn, support more
bird and plant species.
«Roads,
urban features influence their choice of gardens, electronic tracking of song
birds shows:
Bird feeders visited more often
in suburban gardens than terraced streets.»
It can be challenging to find a suitable habitat for bald eagles
in a city, but the advantage of an
urban reintroduction, he says, is that more people can enjoy the
birds and be educated by their presence.
They then attached scanners to 51
bird feeders, filled with
bird seed,
in the gardens of
urban terraced homes, a green suburban neighbourhood and a new - build estate.
Black - billed magpies and American crows, both members of the clever corvid family of
birds, have adapted comfortably to life
in urban and suburban communities.
New Yorks
Urban Park Rangers also released 24 eastern screech owls (Otus asio)
in Central Park between 1998 and 2002, and two fledglings hatched this spring, offspring of the reintroduced
birds.
As a result, at least a dozen species of
birds of prey now make their homes
in urban areas.
Though the states bald eagle population has been steadily increasing since the late 1970s, the
birds havent shown a fondness for
urban real estate, preferring to nest
in forested areas along the Hudson and Delaware Rivers.
Humankind is loud, and research already suggests that
birds alter their singing
in urban noise.
A species of
urban bird seems to harness the toxic chemicals
in cigarette butts
in its fight against nest parasites — although there is a downside to the practice.
For instance, researchers had shown that
birds in urban environments seemed more likely to contract the ailment, although scientists do not yet know why.
The big question which remains for ecologists is whether
birds in cities are evolving to suit their new
urban environment.
We found rural great tits were very consistent
in the way they behaved towards an intruder over two consecutive days, but
urban birds showed lower levels of consistent behaviour.
It's an oasis of green island
in this
urban sea around us and because of that,
birds, especially on migration, are drawn to it.
Pigments
in the feathers of
birds with dark plumage may help the creatures rid their bloodstream of some toxic metals, thereby helping them better survive
in urban or other polluted areas, a new study suggests.
In a new study published in Landscape and Urban Planning, researchers show that areas in the eastern U.S. with high deer numbers tend to have fewer birds that need forest shrub
In a new study published
in Landscape and Urban Planning, researchers show that areas in the eastern U.S. with high deer numbers tend to have fewer birds that need forest shrub
in Landscape and
Urban Planning, researchers show that areas
in the eastern U.S. with high deer numbers tend to have fewer birds that need forest shrub
in the eastern U.S. with high deer numbers tend to have fewer
birds that need forest shrubs.
The study, involving hundreds of people, found benefits for mental health of being able to see
birds, shrubs and trees around the home, whether people lived
in urban or more leafy suburban neighbourhoods.
I'm clearly never going to be
in Sweet and Filardi's league — Sweet manages the museum's climate - controlled mass grave of
bird corpses; Filardi spends months on end living
in a hut made of leaves on the Solomon Islands, extracting
birds» DNA — but even I, an
urban sophisticate with a belly full of latte, experience an ineffable, or barely effable, satisfaction at the sight of a twitching organism ringed by darkness.
A study
in open - access journal Frontiers
in Ecology and Evolution finds that compared to sparrows living
in the country,
urban - dwelling
birds show clear signs of stress linked to the toxic effects of air pollution and an unhealthy diet.
It seems like living
in the
urban jungle has given
birds street smarts, too, according to researchers from the McGill University
in Quebec, Canada.
All
in all, pigeons carry no more diseases than other
urban birds, and yet we don't persecute and malign hawks or crows that live next door to us.
Alex Earrings
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A backyard chicken hangs out
in a portable coop
in Silver Spring, Md., a close -
in suburb of Washington, D.C. Backyard
birds have become popular
in urban and suburban areas, but a new CDC report documents a record high number of salmonella infections linked to these domestic flocks.
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In urban environments, green roofs help attract the
birds and butterflies and provide cleaner air, offsetting our carbon footprint and helping combat global warming.
While
urban youth search parks, yards, and tree - lined streets for
birds such as the barn swallow, the American crow, and the mourning dove, young birders
in the suburbs and rural areas do the same.
Since Celebrate
Urban Birds took flight
in May, more than 10,000 participants nationwide, many of them teachers, have requested the project's free starter kits.
Students look at the threats to local
bird species, as well as the requirements they need to live happily
in urban environments.
Maps are clear and well rendered, and the navigation system offers an impressive selection of views including a very useful
bird's eye perspective, which we found particularly helpful when driving
in urban situations.
In his presentation Feral and Free - ranging Cats and
Urban Birds, Steve Holzman, South Atlantic Geographic Area Data Manager for USFWS, argued that if the goal of PIF is to «keep common birds common,» predation by cats simply can't be ign
Birds, Steve Holzman, South Atlantic Geographic Area Data Manager for USFWS, argued that if the goal of PIF is to «keep common
birds common,» predation by cats simply can't be ign
birds common,» predation by cats simply can't be ignored.
The authors» «intermediate» figure of «38.7 million
birds killed by rural cats» [13] is based on the results of a study involving just four «
urban» cats and one rural cat
in Virginia [14, 15](this,
in addition to Coleman and Temple's several flawed assumptions).
Soulé, M.E., et al., «Reconstructed Dynamics of Rapid Extinctions of Chaparral - Requiring
Birds in Urban Habitat Islands.»
The natural place of cats
in the food chain is as hunters of mice, rats, and other small rodents, who
in urban habitat are themselves overwhelmingly of introduced species, and as scavengers of sick and injured
birds who remain on the ground after dark, when healthy
birds are roosting and cats do most of their hunting.
On islands and
in fragmented
urban and suburban habitats unnaturally high densities of cats are not only capable of reducing or eradicating populations of
birds and small mammals, they can out - compete native predators like foxes and weasels.