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For the first time in NorthAmerica a case of rustrela virus infection, also known as staggering disease, has been identified in a wild mountain lion. Researchers are encouraging further investigations to determine just how prevalent the virus is in area wildlife.
Here are some things I’ve learned from the Peterson Reference Guide to Owls of NorthAmerica and the Caribbean by Scott Weidensaul: The Burrowing Owl is the only North American owl species where the male is larger than the female, albeit, only slightly larger. And the term is ‘non-reversed size dimorphism.’).
The second edition of the National Geographic Complete Birds of NorthAmerica, 2nd Edition has one of the longest book names in bird bookdom: National Geographic Complete Birds of NorthAmerica, 2nd Edition: Now Covering More Than 1,000 Species With the Most-Detailed Information Found in a Single Volume.
I want to alert you to a recent study (from April) that looks at the plight of bird populations under conditions of climate change in Europe and NorthAmerica. Data were collected from the North American Breeding Bird Survey and the Pan-European Common Birds Monitoring Scheme. Why are Europe and NorthAmerica different?
You can blame the nice people at Houghton Mifflin Harcourt, who took it upon themselves to send me a review copy of the Peterson Field Guide to Moths of Southeastern NorthAmerica by Seabrooke Leckie and David Beadle. Moth plates from Peterson Field Guide to Moths of Southeastern NorthAmerica. Let that sink in.
Importantly, the paper offers support for the hypothesis that the ancestor of the entire clade came to NorthAmerica by way of Beringia — the land bridge between Siberia and Alaska exposed at various times through Earth’s history. The paper is by leading researchers F. Keith Barker, Kevin J. Lanyon, and Irby J.
” And then I found out that bird song doesn’t just belong to the males, that there are female birds who sing too, only not so much in NorthAmerica, and my mind was blown.**. I do wish there was more about research on female bird song. I wish there was more discussion of research techniques and resources.
Citizen science is a term used for the systematic collection and analysis of data and the dissemination of such data by researchers on a primarily voluntary basis. Individuals or networks of volunteers, many of whom may have no formal scientific training, perform research-related tasks such as observation, measurement, or computation.
The researchers theorize that these birds might not be strays from the Scandinavian Phalarope population, but instead perhaps originally from NorthAmerica. Now, the results may have prompted more questions than answers, and suggest that the Phalaropes could be affected by South Pacific phenomena such as El Nino.
Doing some research for this post, I discovered that Calliope Hummingbirds typically build their nests in lodgepole, ponderosa, and Jeffrey pines, silver fir, Douglas-fir, Engelmann spruce, western hemlock, western red-cedar, apple, and alder; characteristically under an overhanging branch 1. References: 1 Birds of NorthAmerica Online.
Listen for and upload bird sounds to a central database for researchers and conservationists. By the time the Terra ships we expect the automated ID to work very well in NorthAmerica and Northern Mexico, and we will expand it throughout the Americas, the UK and Europe, and then across the globe.”
2012), and (4) Waterfowl of Eastern NorthAmerica, 2nd ed. The book is designed with quick searching and researching in mind, with colored blocks indicating bird family in upper right and left corners, common bird names in large, bold print, and a highly readable font. Arnold Small, an ABA founding birder and past president.
They inhabit the grasslands, shrub steppes, and deserts of western and central NorthAmerica. Obviously more research needs to be done on this magnificent raptor. link] References: 1 Birds of NorthAmerica Online , 2 Olendorff, R. The Ferruginous Hawk ( Buteo regalis ) is truly a regal bird. Raptor Res.
Everybody knows sparrows, except for the fact that most people don’t know anything about sparrows.Kim Todd sets out to rectify this in a small, elegant book that covers both House Sparrows , the Passer tribe, and the other birds colloquially called sparrows throughout the world (albeit she concentrates most on NorthAmerica and Britain.)
This is the first identification guide that I know of that covers Mexico (technically NorthAmerica but rarely included in North American raptor guides) and Central America. Like Peterson’s Hawks of NorthAmerica, 2nd edition (Houghton Mifflin, 2001), which Clark co-authored with Brain K. klak-klak, keeear!,
It’s all of the things I learn about different birds from researching to write posts. If you want to learn a lot about bird species, I find “Birds of NorthAmerica Online” the best resource on the net. References: 1 Birds of NorthAmerica Online , 2 BirdLife International. www.youtube.com/watch?v=FUBX_tlHySc.
Smith is the Staff Scientist Emeritus with the Smithsonian’s Tropical Research Centre in Panama. The work was widely cited, followed up with an article in Scientific American and the research appeared (and I may be wrong still appears) in textbooks. Do the Common Ringed type migrate through Europe and the Semipalmated head south?
The introduction seems to be relatively recent, with North American and European origins. Few migratory birds travel this far south, so researchers say more study is needed into exactly how the virus got to Antarctica. However it traveled, AIV poses a potential risk to the largely isolated, near-pristine continent. ”
While researching this quiz on the internet, I have seen many numbers claiming to be the correct number. Don’t they do their research? It is not restricted to NorthAmerica. Or that the internet will allow anyone to post anything no matter whether it is correct or not. This quiz is global.
It’s mid-July, which among other things means that those of us in NorthAmerica are starting to check local mudflats for returning shorebird migrants and waiting impatiently for the AOU to hurry up and create five species from the Clapper-King rail complex (the reasons for which we covered last year ).
The Yellow-rumped Warbler ( Setophaga coronata ) complex is one of the most abundant and widespread representatives of the New World warbler family in NorthAmerica, present in many parts of the United States even through the winter months, when the birds feed on small fruits and other foods, including sap.
When I began to research this phenomenon, I discovered that sapsuckers create elaborate systems of sap wells and maintain this resource throughout the day to ensure sap production. References: 1 Birds Of NorthAmerica Online a. You can see the multitude of sap wells in this live oak tree as the hummingbird feeds.
There’s been some interesting bird research lately, having to do with the origin of birds ( new analysis of new and old fossils ) and the overarching taxonomy ( using DNA analysis ) but I’ve not had a chance to absorb this weighty new knowledge so I’ll probably write about it next month.
Guiding aside, Howell is a research associate at the California Academy of Sciences and the author of many books, including Petrels, Albatrosses, and Storm-Petrels of NorthAmerica (Princeton). Howell and Fabrice Schmitt: both of them are international bird tour leaders with WINGS.
It’s a decidedly different direction for the author of Kingbird Highway (1997), Kaufman Field Guide to Birds of NorthAmerica (2005), and A Season on the Wind: Inside the World of Spring Migration (2019), to cite just three of his books, and one that I thoroughly enjoyed, underlined with energy, and am still thinking about.
Even with the help of a book as good as Petrels, Albatrosses and Storm-Petrels of NorthAmerica I still manage to get fooled regularly when seawatching, even by birds that I see often, like Common Terns. And though I now have five more years of birding under my belt I still feel like a novice when it comes to seawatching.
A species that lives in both Costa Rica and South America but might be two separate species. (3). Bird species that require further research. However, the paper didn’t deal with birds from southern Central America. Check out recordings of Clapper Rail from NorthAmerica and Costa Rica.
Red Crossbills comprise at least 10 “call types” in NorthAmerica. Matt Young (may6 at cornell.edu) at The Cornell Lab of Ornithology will identify types if you send him your recordings and this will help with his ongoing research.
The survey was commissioned by National Flyway Council (NFC), which implements the North American Waterfowl Management Plan (NAWMP), which, in turn, aims to maintain abundant waterfowl populations in NorthAmerica. A core portion of the birdwatcher survey involved discrete choice experiments (DCEs). Citation: Patton, Stephanie.
The far-inland Chattanoogan newspaper in Tennessee shares a story about an international team of researchers tracking half a dozen Pink-footed Shearwaters from Chile to NorthAmerica and back in hopes of learning about the at-risk birds’ habits and how better to protect them.
If you have read many of my posts here at 10000 Birds, you may have noticed that much of my research on bird species is derived from Birds of NorthAmerica Online (BNA), a collaboration of the Cornell Lab of Ornithology and the American Ornithologists’ Union.
The newest bird on the brink to capture her fertile imagination is the California Condor, on which she graciously shares her research and ruminations: Sometimes as a writer you recognize there’s been something overlooked in your midst—something quietly abiding. Their size doesn’t escape you. You think of turkey dressed in black.
These coveys usually range is size from 27 to 73 individuals but researchers have suggested that in arid areas, larger groups are drawn to the same water source, thereby producing large, stable coveys 2. 2005), Nests, Eggs, and Nestlings of North American Birds , Princeton: Princeton University Press 2 Birds of NorthAmerica Online a.
But research has shown that some plovers even use the super-sensitive soles of their feet to detect movement beneath the substrate. Consider Estero Lagoon for example… In NorthAmerica there are nine regular plover species, ten if you include the more vagrant Common Ringed Plover.
From there, we learn of the effects of season creep on Great Tits and winter moth caterpillars in the Netherlands, the increasing gap between male and female migration dates in Africa-wintering Barn Swallows and the lengthening migration of Barred Warblers as their breeding grounds shift north.
A quick study as I researched this post revealed that fully 37 Arizonan “specialties” are common birds right here where I live. So the only Patagonia I would choose to visit in the future, is the Patagonia to be found at the southern end of South America.
Over and again, Kroodsma admits to things to which neither he, nor any other researchers, yet have answers – including areas where diligent amateurs can, he says, make discoveries. Good field guides to bird sounds are certainly available, particularly Nathan Pieplow’s for eastern and western NorthAmerica.)
I stopped at the Red Crossbill , realizing that the species indeed “occupies an immense range, including NorthAmerica, Eurasia, and northern Africa” (HBW) – including Baxi forest, China. This, as any scientist will tell you, surely requires further research. And additional grant money. A flycatcher at work.
These guides are sequels, updates, and complements to Wheeler’s previous classic books, Raptors of Eastern NorthAmerica and Raptors of Western NorthAmerica (PUP, 2003), now out-of-print and fetching prices in three figures on used-book sites. Hawks of NorthAmerica, 2nd ed. Clark and Brian K.
What are the best field guides for birds in NorthAmerica? Birders often play a vital role in monitoring bird populations, contributing data to scientific research, and participating in citizen science initiatives that help track bird distributions, migration patterns, and breeding behaviors. Analysis : Good summary.
I was puzzled by a couple of the birds featured in North American Songbirds ; I had never heard of Plain Titmouse nor Water Pipit. A little research revealed that these are old names of birds that have been split into different species. Plain Titmouse became Oak Titmouse and Juniper Titmouse in 1996.
But getting a grip on gulls can be rewarding, and even within a large group of seemingly drab-colored, dump-loving trash eaters, there are spectacular species, like the dramatic Sabine’s Gull, the nearly mythical Ivory Gull, and easily one of the most sought-after species in NorthAmerica, the mysterious Ross’s gull. (p.
the development of field-based ornithological research in Europe and Great Britain; a quick step back through the history to look at bird protection, conservation, and our precarious future, with a focus on Birkhead’s long-term (50 years!) Common Guillemot research at Skomer Island, Wales. Beagle , pt.
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