Studies of the ringed seal (Phoca hispida Schreber 1775) in
its breeding habitat in Kongsfjorden, Svalbard.
The paucity of data regarding population status of emperor penguins is largely due to the logistical difficulties of accessing potential emperor penguin
breeding habitat in areas of Antarctica that are not in close proximity to research stations.
The rarity of the Swainson's warbler has long been attributed to its finicky preference for large areas of densely vegetated
breeding habitat in the southeastern U.S. and wintering range in the Caribbean basin.
Piping plovers (adult pictured), a federally threatened species of shorebirds, are likely losing wetland
breeding habitat in the Great Plains as a result of wetland drainage, climate change or both, according to the U.S. Geological Survey.
Piping plovers, a federally threatened species of shorebirds, are likely losing wetland
breeding habitat in the Great Plains as a result of wetland drainage, climate change or both, according to a new U.S. Geological Survey study.
Not exact matches
Specifically, Commonwealth environmental water was released from Hume Dam to support
in - channel, wetland and low elevation floodplain
habitat along the length of the River Murray to improve the condition and promote the migration of native fish species; support waterbird
habitat and
breeding events; and, mobilise and export salts from the River Murray system.
Commonwealth environmental water was delivered
in upper Broken Creek and Moodies Swamp
in spring 2014 to maintain waterbird
habitat and support refuge sites and food sources to help boost waterbird populations (and
breeding) across the Murray - Darling Basin.
Commonwealth environmental water helped maintain a mosaic of
habitats including native vegetation, stimulated
breeding and recruitment of several native fish, frog and turtle species, and resulted
in a boom of productivity
in the system.
There, you can read about Hispaniola's great biodiversity, including 30 endemic bird species; the importance of the island to birds that winter and migrate through the West Indies and
breed in North America; and the critical role of shade coffee
in preserving
habitat on an island with a very high level of deforestation.
In the Western Hemisphere, traditional coffee plantations harbor a wide variety of birds, and they are crucial as wintering habitat to dozens of species of birds that breed in North America but winter in the tropic
In the Western Hemisphere, traditional coffee plantations harbor a wide variety of birds, and they are crucial as wintering
habitat to dozens of species of birds that
breed in North America but winter in the tropic
in North America but winter
in the tropic
in the tropics.
As farms disappear and forests return, the large swaths of hay fields and similar
habitats that bobolink require for
breeding and raising young continue to shrink
in size and number.
Hurricane Katrina destroyed the
habitat of
breeding colonies
in Louisiana's Pearl River Basin, for instance, but bird numbers held steady, researchers noted
in the journal Forest Ecology and Management.
The scientists also suggest setting up extra
breeding stations for key species,
in addition to the two centres already being built, to act as arks, so that enough amphibians could be
bred to recolonise the
habitats in a crisis.
Sure enough, parents nesting
in insect - poor
habitat averaged 77 % sons, while
breeding pairs living on territories with abundant food produced 87 % daughters.
Frank Thompson, a wildlife biologist with the U.S. Forest Service
in Columbia, Missouri, says of Winfree's work, «It's important to understand why cowbirds prefer certain
habitats to
breed in — and this is going to help do that.»
Discarded pet Burmese pythons are
breeding in the Everglades — and climate change could make a third of the US potential python
habitat.
Rusty Blackbird (Euphagus carolinus) populations have decreased by about 95 %
in the last fifty years, but the reasons are not well understood; it doesn't help that their preferred
breeding habitat, stunted conifers deep
in the wetlands of the boreal forest, makes finding and studying them difficult.
The research also shows how important
habitat in the Midwest Corn Belt is for the monarch; this is the predominant region where the insects
breed, the study found.
«For the first time,» co-author C. Page Chamberlain of Stanford University notes, «we have evidence that it may be possible to restore
breeding populations
in the north by preventing
habitat loss
in the south, allowing us to develop an international conservation strategy for dealing with songbirds.»
Moreover, different species of abalone spawn
in the open sea but, despite overlapping
habitats and
breeding seasons, hybrids rarely occur,» says Professor Jovine.
From 2011 - 2014, the team tracked the birds» movements and their
habitats during
breeding from April to August across 12 locations
in southern Indiana.
But there are many unknowns about the current status of 11 species of marine mammals who depend on Arctic sea ice to live, feed and
breed, and about how their fragile
habitat will evolve
in a warming world.
The yearlong trial, several years
in the planning, will track 12 captively
bred juvenile tortoises released to each of two sites roughly 250 kilometers south of their native
habitat on the outskirts of Perth, Australia.
Scientists studying whether wildlife can adapt to climate change should focus on characteristics such as what they eat, how fast they
breed and how well they survive
in different
habitats rather than simply on how far they can move, a conservation biologist at the University of Exeter says.
To figure out if tropical milkweed is increasing OE infections among monarchs, Satterfield enlisted scientists and volunteers to help her sample thousands of butterflies at
breeding sites
in the United States, as well as
in their winter
habitat in Mexico.
While
breeding and reintroduction programs are becoming more effective by providing more pandas to bolster the wild populations, conservationists believe that learning more about the importance of personality combinations
in breeding success could ultimately help boost the number of pandas even further — not only
in accredited zoos, but also
in their
habitats in China.
As this species only
breeds in bamboo, unregulated overharvesting of bamboo for paper and pulp may destroy
breeding habitats and have a negative impact on the long - term viability of populations.
«Although we previously knew that Golden Eagles
in eastern North America
breed in Canada and winter
in the Appalachians, this study helps us to understand the relationships between summering and wintering
habitat use and how management and
habitat loss may impact eagles throughout their
breeding range.»
Receding glaciers and increased
breeding habitat have led to population increases for Adélie penguins, left,
in the South Antarctic sea, according to New Zealand researchers.
«This demonstrates that while wood thrushes are sensitive to
breeding forest fragmentation, it is not the main cause of declines, rather the loss and / or degradation of
habitat in the winter range
in Central America is the culprit,» Taylor said.
Using both DNA sequencing and morphology, along with differences
in plumage,
breeding biology, vocalisation,
habitat, distribution, dispersal and migration it was possible to show the differences between the two species.
The authors point out that although conservation and
breeding work
in the world's zoos is an important effort, it should not take focus from the needed efforts to preserve the natural
habitats of endangered animals.
Christopher Peck and colleagues used GPS telemetry data from males like this one to predict the behavior and
habitat selection of bears exploring landscapes outside the Greater Yellowstone Ecosystem, on journeys that could bring them into contact with
breeding grizzly populations
in the Northern Continental Divide Ecosystem, and vice versa.
It «will assess at - sea
habitat use and migration paths of adult brown pelicans that
breed in the SAPA and, should energy development occur there
in the future, be used to map potential risk areas,» Jodice said.
The loss of
breeding habitat, especially milkweed, due to the increased use of genetically modified herbicide - resistant crops, is an important factor influencing the decline of monarchs
in the eastern United States.
Passenger pigeons, for example, will initially be
bred in captivity by zoos, then placed into netted woods, and then finally re-introduced to portions of their original
habitat — America's eastern deciduous forest.
Indeed, if a migrant like the Golden - winged Warbler is wintering
in habitat that's at risk to deforestation, protecting its
breeding grounds is only half the equation.
Both generally and
in relation to their chosen animal, children consider how
habitat, conditions and human activity contribute to the numbers of
breeding animals.
Likewise, bringing environmental concerns,
habitat destruction and
breeding programmes
in the face of near extinction
in the wild have brought the reality of the world that we live
in to life
in unprecedented ways at ZSL London Zoo.
To ensure that these smaller
breeds of hamsters and mice can easily forage through their environment, the tubes
in this
habitat are narrower, thereby facilitating their exploring throughout their home.
ASPCA Position The ASPCA opposes the
breeding and possession of hybrid dogs and cats as family pets, both for the safety of the public and for the humane treatment of wild animals who are meant to live
in their natural
habitats.
We are dedicated to finding a diplomatic and productive approach for advancing the levels of knowledge of
breeding,
habitat, diet, maintenance, and the overall commitment required
in the care of ferrets.
While a successful captive
breeding and release program has yet to be developed for any parrot species, we do support scientifically - based, bona fide parrot conservation programs undertaken by teams of experts
in population genetics, ecology, animal behavior,
habitat conservation and restoration, natural resource management, economics, politics, sociology, and all of the other fields that must be considered if such a program is to succeed.
So, even setting aside the complexities of source - sink dynamics, these inflated predation rates, combined with the fact that «the estimates of
breeding density presented
in this manuscript should be regarded as minima,» [3] raise serious doubts about whether the site is
in fact a
habitat sink (or, if so, to what extent).
Gradually reducing the numbers of cats
in a
habitat by contrast allows the native predators to
breed up to the carrying capacity vacated by cats, until the native predators have completely taken over.
In addition, removing cats en masse from a
habitat allows more cats - probably unneutered - to move back into the colony
habitat, starting the cycle of
breeding all over again.
Derived from the Latin word for Terra, many working terriers were selectively
bred to hunt vermin, large rodents and foxes by «going to ground»
in their underground burrows and dens and forcing them out of their
habitats where the hunters awaited them.
This
breed is found
in Syria, where agriculture and human development are taking over the hamster's natural
habitat.
California kingsnakes require an ideal ambient temperature of 70 degrees to 75 degrees F with a basking temperature of between 85 degrees and 90 degrees F. Although there is debate on the lighting needs of this
breed, many owners will provide fluorescent light for about 10 hours per day to mimic sunlight
in the snake's natural
habitat.
Featured speakers include: Eric Bodrock, owner of All Oddball Aquatics, a tropical fish hatchery and independent online retailer of aquarium hobby equipment; Patrick Donston, owner and operator of Absolutely Fish, a MAC certified facility and wholesale retail store; Heiko Bleher, a conservationist, lecturer and scholar of aquatic
habitats, fish and biotope correct aquaria; Oliver Knott, a German aquarium designer, professional live aquascaper and InVitro plant specialist; Bob Fenner, an avid ornamental aquatic enthusiast and author of several books; Oliver Lucanus, a German - born writer, photographer and explorer of South American fish
habitats; and René Krüter, a notable pioneer
in the fishkeeping and
breeding field, specifically Tanganyika cichlids.