10,000 Birds

OCTOBER 5, 2021

The authors make clear that the discovery, identification, and description of damselflies and dragonflies in Costa Rica is ongoing and in process and there are several species that have yet to be scientifically described and added to the official checklist. .* Wait–that adds up to 290 species, but the book only covers 283. CONCLUSION.

Costa Rica 256

Costa Rica North America Family America 256

10,000 Birds

MAY 19, 2015

So this new research is very interesting, and we applaud the scientists for their work. These researchers carried out two different major efforts that in combination advance our understanding of the evolution of the bird beak. Figuring that out would be a next step in this research, and will likely prove difficult.

Alligators 207

Alligators Chickens Research Birds 207

10,000 Birds

JUNE 21, 2016

Every time a gene is replicated, or really, a chromosome (during cell division), a bit of the end of a gene may be lost, owing to the way this process happens. This is part of the process of aging. The benefits are many, including the availability of anthropogenic food sources, breeding boxes and warmer temperatures.

Mammals 108

Mammals Zebras Birds Primates 108

10,000 Birds

APRIL 11, 2013

We’re always interested in what he’s up to and pleased that his research and our collective interest in cool birds can come together in such an opportune manner. Please read and then vote for either Nick or Maria’s research! Would you support research on birds with just a click on Facebook? Maria’s Project.

Panama 201

Panama Research Investigation Chickens 201

10,000 Birds

AUGUST 21, 2018

Here are a few other things regular readers of this site may be familiar with: The bird science journal “The Condor,” the Museum of Vertebrate Zoology at UC Berkeley, the concept of “niche,” and the system for making field observations of species known as the “Grinnell System.” More recently, Kelly J.

2018 101

2018 Science Humane Species 101

10,000 Birds

MAY 8, 2018

Under the Endangered Species Act, any listing, uplisting, downlisting, or removal from a list requires a formal “rulemaking” process. Because these decisions can be significant, taking the occasional look at the process can be illuminating. # # #. Also, research filled in many knowledge gaps and informed conservation efforts.

Endangered Species 101

Endangered Species Species Hawaii 2018 101

10,000 Birds

JANUARY 7, 2020

The authors’ detailed delineation of problems with the accuracy of NYC breeding bird surveys or with the limits of historical writings may test a reader’s patience. Because, as this book demonstrates so well, it is sometimes important to look back in order to move forward. This is a project that clearly spanned decades.

New York City 146

New York City New York Birds Breeding 146

10,000 Birds

DECEMBER 11, 2018

Several years ago, I read about the enormous colonies of breeding birds in the Northwestern Hawaiian Islands and I did some research to satisfy my curiosity. ( Google Scholar is an excellent resource and free full-text PDFs can be located for many papers, particularly when research is taxpayer-funded.

Transported 113

Transported 2011 Research 2012 113

10,000 Birds

JANUARY 5, 2016

It’s the process of using knowledge of natural history, habitat, distribution, behavior, and, yes, taxonomy, combined with specifics of adult and juvenile plumage and vocalization to identify a bird, often to the subspecies. The process is called “Wide-angle birding: Be the bird, see the bird.”. Authors George L. Armistead and Brian L.

Birds 189

Birds Groups 2015 North America 189

10,000 Birds

SEPTEMBER 15, 2011

Penguins are flightless, but some species locomote over long distances on antarctic ice to travel between breeding grounds and the sea. One part of this question can be answered with some very interesting recent research. They have special adaptations to stay warm and to keep their eggs and chicks warm. Salas-Gismondi, R., Vinther, J.,

Penguins 188

Penguins Seals Peru Science 188

10,000 Birds

APRIL 5, 2012

But, think about it: how much has been written about the process of birding, the skills required to find birds and to learn about birds in the field? He writes about how experienced birders think, and how they draw on the sciences of weather, geography, and ecology to analyze where the birds will be.

New Jersey 227

New Jersey Science United States Birds 227

10,000 Birds

MAY 17, 2016

Data were collected from the North American Breeding Bird Survey and the Pan-European Common Birds Monitoring Scheme. The process of analysis was complex, but the result is fairly simple. The study looked at common birds, and used data divided by either state (in the US) or country (in Europe). Stephens, Philip, et al. 352:6281(84-87).

North America 113

North America Europe America United States 113

10,000 Birds

MARCH 3, 2020

The source of this ranking, BirdLife International, lists Bolivia as currently having 1,439 bird species, including 18 breeding endemics. This is more than eBird reports–a checklist generated from the citizen science database lists only 1,413 species. Clearly, this is an under-birded country. .

Bolivia 168

Bolivia Birds Brazil Switzerland 168

10,000 Birds

JUNE 1, 2021

The photographs are from VIREO, the ornithological image collection associated with the Academy of Natural Sciences of Drexel University, which licenses bird photographs to many guides and reference books. I am particularly happy to see that the bird communication section includes recent research on singing female birds.

North America 278

North America America Birds California Condor 278

10,000 Birds

JUNE 5, 2018

Describing gull plumage is a combination of science, graphic art, and visual metaphor. Distribution maps, ranging in size from one-eight to one-half of a page, indicate breeding and non-breeding habitats and trace migration routes. Common Gull Species Account. This is the area where photographic guides sometimes (not always!)

2004 142

2004 North America America Europe 142

10,000 Birds

MAY 19, 2011

Way back when I started what turned out to be my thesis research (on humans), it became important for me to learn about bird migration. I was involved in the study of human movement and navigation on land, and there was a lot of research coming out about bird navigation. That’s because the two are related. 2 PIERSMA, T.,

Research 187

Research Humane Compassion New York 187