- How many warblers are there in Ireland?
- How rare is this rare avian hybrid?
- Are there warblers in the Amazon rainforest?
- Why are there no warblers in Ireland this winter?
- How rare is a hybrid species?
- What types of birds breed across boundaries?
- Are there any hybrids in the eastern United States?
- Is the avian flu contagious to humans?
- What does a blackpoll bird look like in the fall?
- What is the difference between Amazon rainforest and Congo rainforest?
- What is the rare birds list in Ireland?
- How many birds nest in hedges in Ireland?
- What is the biggest bird in Ireland?
- What is hybrid speciation in animals?
- Are there any endangered species in the Amazon rainforest?
- How old are the birds in the Amazon?
- How does deforestation affect birds in the Amazon?
- How many birds are going extinct in the Amazon rainforest?
- Do hybrid animals really exist?
- Can a hybrid species replace its parent species?
- How many birds have bred with other species?
- Is avian flu contagious to humans?
- Are there any travel restrictions due to the avian flu?
- What is an Eastern bird?
- What kind of birds are in my backyard?
How many warblers are there in Ireland?
Ireland, meanwhile, has hosted 12 species – two of which, Canada Warbler and Blue-winged Warbler, are yet to be seen in Britain. The most regular of the group are Blackpoll and Myrtle Warblers, with 61 and 40 combined British and Irish records respectively.
How rare is this rare avian hybrid?
“It’s extremely rare,” explained ornithologist David Toews (pronounced “tays”), a postdoctoral associate at the Cornell Lab of Ornithology and lead author of a recent study into the possible origins of a spectacular never-before-seen avian hybrid.
Are there warblers in the Amazon rainforest?
They are one of only two North American warbler species that winter in the Amazon Basin; the other is the Connecticut Warbler. In Brazil, blackpolls share habitat with birds like the Green-headed Tanager. The blackpoll has a very high-pitched song—so high that many people have trouble hearing it at all.
Why are there no warblers in Ireland this winter?
Insect eaters like the spotted flycatcher, the barn swallow and many warbler species can’t survive the winter in Ireland because their principal food source, flying insects, disappear during the colder months (how many swarms of flies and midges have you seen in Ireland in January?).
How rare is a hybrid species?
“While hybrid plant species are very common, hybrid species among vertebrates are exceedingly rare,” Jason Weir, senior author of the study, said in the statement. [In Photos: Amazing Amazon Animal ‘Selfies’]
What types of birds breed across boundaries?
One other category that’s prone to breeding across boundaries: birds in captivity. The unnatural surroundings of aviaries seem to break down some constraints. Even species that live side by side in the wild, without ever producing hybrids, may mix it up when they’re brought into captivity.
Are there any hybrids in the eastern United States?
These two hybrids are relatively common and found throughout the eastern United States. There’s some controversy surrounding their parents, which are so closely related that scientists have debated whether they should be considered one species or two.
Is the avian flu contagious to humans?
Human cases of the avian flu are rare, but they are possible when enough viral components get into the eyes, nose or mouth. Direct or indirect exposure to infected live or dead poultry, like at live bird markets, pose as the primary risks for human infections, according to the World Health Organization.
What does a blackpoll bird look like in the fall?
Immatures in fall are quite different: lemony-yellow head and breast with blurry streaking, white wingbars, and white undertail coverts. Distinctive orange feet help distinguish Blackpoll from similar immature Bay-breasted and Pine Warblers.
What is the difference between Amazon rainforest and Congo rainforest?
The Amazon Rainforest covers around 40% of South America, with half of it being found in Brazil and it’s home to a large array of colorful birds. The Congo Rainforest is a tropical forest paradise that spans across 6 countries. It is home to around 1000 species of birds.
What is the rare birds list in Ireland?
The Irish Rare Birds Committee maintains a separate list for species occurring in Ireland. In addition to the common and scientific names, the table indicates its status in Britain and BTO 2 letter and 5 letter codes.
How many birds nest in hedges in Ireland?
Of the 110 species regularly recorded in the Countryside Bird Survey in Ireland during the breeding season, 55 use hedges. Of these, 35 bird species nest in hedges. How birds use hedges is discussed here by Catherine Keena Teagasc Countryside Management Specialist and Niall Hatch BirdWatch Ireland
What is the biggest bird in Ireland?
The largest member of the crow family, it is the biggest passerine (perching) bird in Europe, and occurs all over Ireland.Size is the raven’s most distinguishing feature. At 54 to 68 cm long, with a wingspan doubling that, it dwarfs any other black bird found in Ireland.
What is hybrid speciation in animals?
Hybrid speciation is quite rare in animals, but it does occur naturally. In this scenario, the resulting hybrid population is an independent new species that is reproductively isolated from both parental species.
Are there any endangered species in the Amazon rainforest?
Among the species at risk in the Amazon are the now-critically endangered Rio Branco antbird ( Cercomacra carbonaria ), which was listed as “Near Threatened” just four years ago. According to BirdLife, the species has a very small range in Brazil and Guyana.
How old are the birds in the Amazon?
“Most Amazon bird species diverged from their most recent relative around 1.5 [million] to 4 million years ago, so these are all young birds by comparison ,” said Weir, who is an expert on the biodiversity of New World birds.
How does deforestation affect birds in the Amazon?
Deforestation in the Amazon has put nearly 100 bird species at greater risk of extinction, the International Union for Conservation of Nature announced (IUCN) on Thursday.
How many birds are going extinct in the Amazon rainforest?
Report: 100 Amazon Bird Species Are at Greater Risk of Extinction Due to Deforestation. Deforestation in the Amazon has put nearly 100 bird species at greater risk of extinction, the International Union for Conservation of Nature announced (IUCN) on Thursday.
Do hybrid animals really exist?
Lab hybrid animals also exist. Scientists call the process is “somatic hybridization,” and it allows them to manipulate genes to create new species with useful traits from both parents. Check out the list below for 12 real examples of incredible hybrid animals.
Can a hybrid species replace its parent species?
However, in the very rare situation where a hybrid species is more adapted to a specific niche than are both of its parental species, the hybrid may replace one or both of its parent species, or it may establish its own place in a special niche that was previously unoccupied.
How many birds have bred with other species?
In fact, Dr. Lovette said, about 10 percent of the world’s 10,000 bird species are known to have bred with another species at least once, either in the wild or in captivity. For example, in the eastern United States, native black ducks have hybridized so often with the more abundant mallard ducks that pure black ducks have become rare.
Is avian flu contagious to humans?
Right now, avian flu (bird flu) is not very contagious among humans. It is mostly spread among infected birds and occasionally to the people who work with infected birds or bird products.
Are there any travel restrictions due to the avian flu?
Currently, CDC does not recommend any travel restrictions to any of the countries affected by avian influenza viruses in poultry or people. Avoid visiting poultry farms, bird markets and other places where live poultry are raised, kept, or sold. Avoid preparing or eating raw or undercooked poultry products. Practice hygiene and cleanliness.
What is an Eastern bird?
Any bird you see in your backyard or surrounding area East of the Colorado Rockies is considered an Eastern Bird. These include such colorful birds as the Northern Cardinal, the Eastern Bluebird and American Goldfinch.
What kind of birds are in my backyard?
Any bird you see in your backyard or surrounding area East of the Colorado Rockies is considered an Eastern Bird. These include such colorful birds as the Northern Cardinal, the Eastern Bluebird and American Goldfinch. Click on the menu at left for more information about your backyard bird sightings!