10,000 Birds

APRIL 2, 2013

A breeding bird atlas is a special kind of book. For birders, it’s the extremely large book, shelved in a place where it can’t crush the field guides, used to research the history of a bird in their area. So, what exactly does a breeding bird atlas contain? The resulting book, 616 pages in length, 6.4

Pennsylvania 233

Pennsylvania Breeding Birds Sparrows 233

10,000 Birds

APRIL 2, 2024

Osborn, a passionate field biologist who participates to the core of her being three re-introduction projects aimed at saving three very different, endangered species: Peregrine Falcon, Hawaiian Crow (‘Alala)*, and California Condor. Well-researched and footnoted, these sections never feel disconnected from the more personal sections.

California Condor 183

California Condor Falcons California Birds 183

10,000 Birds

NOVEMBER 13, 2023

It feels good to start a post with some truly attractive birds – such as two species of broadbills. Strangely, there do not seem to be many papers on this species. In one paper , you can find fascinating sentences such as “The new species is most similar to D. You can see why here.

Birds 219

Birds Sri Lanka Taiwan Cats 219

10,000 Birds

JULY 24, 2014

The obvious choice was the Mallard , that plucky familiar northern hemisphere species that is the father of the even more familiar domesticated duck. In fact, as the species was quickly identified as as creating hybrids with Grey Ducks, the opinion was by the 1920s that the species shouldn’t be released further.

Species 167

Species New Zealand Ducks Game 167

10,000 Birds

JUNE 2, 2015

Third, observing and photographing breeding birds and their young have become acts of ethical confusion as birders, photographers, and organizational representatives debate the impact of our human presence on the nesting process. And of eggs and nests and birds on nests. Some people love books like that. Peregrine Falcon nests.

Eggs 263

Eggs Family 2006 New York 263

10,000 Birds

OCTOBER 21, 2015

Heermann’s Gulls form large breeding colonies on arid islands in the Gulf of California, Mexico, from March through July. The largest colony exists on Isla Raza, where an estimated 90–95% of the total world population breeds 1. This photo by Basar from Wikipedia Commons shows the adult in breeding plumage.

San Francisco 159

San Francisco North America Seals Sanctuary 159

10,000 Birds

FEBRUARY 8, 2017

Breeding bird surveys appears to show the resplendent Allen’s Hummingbird (like Corey’s capture, above) in decline—but not in Southern California, where examination of eBird data reveals that members of a residential population appear to be faring much better than their migrating brethren. sports championships ).

Massachusetts 100

Massachusetts Eggs Falcons Rights 100

10,000 Birds

SEPTEMBER 9, 2015

Their habitats vary widely in both rural and urban landscapes; open habitats are preferred and the species generally shuns only extensively forested areas and wetlands 1. To show how adaptive this species is, the following photograph was sent to me by one of my readers and I use it with her permission.

Hunters 178

Hunters Hunting North America Game 178

10,000 Birds

JULY 18, 2022

According to the HBW, when breeding, male birds do most of the incubation and parenting while females often leave the nest up to one week before the eggs hatch. According to Couzens, after laying the eggs, females sometimes immediately abandon their first mate and pair up with another male. How efficient. How surprising.

Birds 162

Birds South Korea Japan Abandon 162

10,000 Birds

MARCH 6, 2018

It’s not often that we have the opportunity to glimpse the home life of albatrosses, nor of any seabird species. We didn’t know much about migration routes, foraging away from the breeding colony, and feeding during migration, in the water and in the air. Technology to the rescue!

Albatross 114

Albatross Penguins Research Breeding 114

10,000 Birds

APRIL 11, 2013

Peripatetic ornithologist Nick Sly has long been a friend of the blog here and has contributed such classics as Green-rumped Parrotlets from Egg to Adult and Forpus passerinus and the Ornithologists of Masaguaral. Please read and then vote for either Nick or Maria’s research! Juncos breed in much of the U.S.

Panama 214

Panama Research Investigation Chickens 214

10,000 Birds

JUNE 1, 2021

Pough “with illustrations in color of every species” by Don Eckelberry, Doubleday, 1946. The National Audubon Society Birds of North America covers all species seen in mainland United States, Canada and Baja California. The press material says it covers over 800 species, so you know I had to do a count.

North America 279

North America America Birds California Condor 279

10,000 Birds

AUGUST 14, 2013

En route they will be “birding in nearly every country in mainland North and South America,” and, as they say on their excellent blog , “Our journey is about collecting valuable data on bird species, their status and distribution, current conservation issues, and more along the way.

South America 187

South America San Diego Mexico America 187

10,000 Birds

AUGUST 28, 2014

Among birds the Egyptian Vulture uses rocks to crack Ostrich eggs, the New Caledonian Crow and Woodpecker Finch (one of several Darwin Finches of the Galapagos Islands), uses sticks to extract grubs from inside a branch. This is similar to the fact that all birds, even first time breeders within a species build identical nests.

Fish 163

Fish Woodpeckers Ostriches Eggs 163

10,000 Birds

JULY 3, 2012

As a Northeast birder I am familiar with the alarming decrease in the number of Red Knots along Atlantic shores and have signed petitions and written e-mails calling for legislation and rules that will limit the overharvesting of the horseshoe crab, whose eggs Red Knots depend on. million in the late 1990’s. Should the gulls be controlled?

Delaware 181

Delaware New Jersey Research Eggs 181

10,000 Birds

APRIL 2, 2019

I like observing them, reading about them, grappling with species and subspecies identification, and even—on a good day—talking about sparrow taxonomy. Peterson Reference Guide to Sparrows of North America covers 61 species of the New World sparrow family Passerellidae that breed in Canada, the United States, and northern Mexico.

North America 152

North America Sparrows America United States 152

10,000 Birds

MAY 30, 2019

It was advisable to remove them at night, to keep them calm, to establish immediately a feeding board on which they would be fed chopped beef and egg to start, then fresh birds, rabbit or squirrel. ” By 1970 the man who championed Peregrines had convinced Cornell University to build a Hawk Barn for captive breeding of these birds.

Falcons 184

Falcons California Condor Alaska Texas 184

10,000 Birds

JUNE 7, 2012

A lovely looking and distinctive sounding bird (so they say, I sadly have not seen one…yet), the Kirtland’s Warbler can only be found during its breeding season in Jack Pine forests 5 to 20 years old in the northern Lower Peninsula of Michigan. Fish and Wildlife Service endangered species list.

Michigan 234

Michigan Bahamas Endangered Species Research 234

10,000 Birds

NOVEMBER 5, 2013

A little bit of research when I got home unraveled the ways of publishers here and in Great Britain. First published in 1973 in association with the Asa Wright Center, the book focuses on species descriptions, with illustrations grouped together in plates positioned in the center of the book. The AOU has not accepted that split.

Trinidad 199

Trinidad Birds South America Research 199

10,000 Birds

FEBRUARY 6, 2024

Kooyman (co-author with Jim Mastro) spent decades studying Emperor Penguins and can be considered the world’s foremost expert on the species. Empire Penguins (Aptenodytes forsteri) are the largest living penguin species, almost four feet tall (taller when they stretch), and the least likely to be seen on birding or nature trips.

Penguins 160

Penguins Seals Leopards Research 160

10,000 Birds

OCTOBER 1, 2013

The story of the cahow, a “Lazurus species” that was thought to be extinct for over 300 years and then discovered to be breeding on a tiny remote island in Bermuda, is part of modern birding legend. It is hypothesized, for example, that nocturnal seabirds like the Bermuda Petrel eat bioluminescent prey.

Birds 169

Birds Rats Breeding 2012 169

10,000 Birds

MARCH 31, 2014

The park is home to not one, not two, but large three colonies of breeding seabirds: the Brown Noddy , Magnificent Frigatebird , and Sooty Tern. For decades researchers have made annual trips out to the Tortugas to catch Sooty Terns, attach tiny silver bands to their legs with unique identification numbers, and then set them free again.

Birds 181

Birds Florida Groups Breeding 181

10,000 Birds

JULY 4, 2023

Ackerman’s new book is about owls and owl research–the knowledge recently and currently being discovered through DNA analysis, new-tech tracking and monitoring, and old-fashioned fieldwork under the auspices of organizations like the Global Owl Project and the Owl Research Institute.

Owls 217

Owls Science Barn Owls Penguins 217

10,000 Birds

APRIL 17, 2012

Oil begins to wash up on the beaches throughout May and June of 2010 May 6, 2010 Oil washes ashore on the Chandeleur Islands off the Louisiana coast, an important nesting and breeding area for many bird species. The babies that hatched from these eggs were released on Florida’s east coast.

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2010 Louisiana 2012 2011 239

10,000 Birds

SEPTEMBER 15, 2011

Artists rendition of Inkayacu paracasensis There are 17 living species of penguins, which make up their own Linnean family (Spheniscidae), which is the only family in the order Sphenisciformes. Penguins are flightless, but some species locomote over long distances on antarctic ice to travel between breeding grounds and the sea.

Penguins 194

Penguins Seals Peru Science 194

10,000 Birds

FEBRUARY 20, 2023

Even the Latin species name soror (“sister”) indicates the similarity to another pitta species (blue-naped). The eBird description of the Small Niltava starts with the surprisingly dull statement that “size distinguishes this species from other niltavas” Who would have thought.

China 234

China Birds Pythons Eagles 234

10,000 Birds

APRIL 7, 2020

It didn’t occur to me till I started reading The Falcon Thief: A True Tale of Adventure, Treachery, and the Hunt for the Perfect Bird that there was also a possible threat to the eagle herself: poachers, who steal raptor eggs and chicks. McWilliam realizes he’s dealing someone special, a career falcon egg-thief.

Falcons 216

Falcons United Kingdom Zimbabwe Eggs 216

10,000 Birds

JANUARY 22, 2024

When not climbing, he collected species, and thus a number of birds are named after him. For Whitehead’s Spiderhunter , the Latin species name juliae is also connected to Mr. Of course, only chemists have a rough idea what that might mean. ” Mediocre minds think alike. Leave the bad jokes to me, please.

Birds 230

Birds Indonesia Breeding Charlotte 230

10,000 Birds

AUGUST 18, 2022

Around this time of the year, the first few waders are back in Shanghai from their breeding grounds far further up north. Generally, being back here early is not a very good sign – it may indicate a failed breeding attempt, as suggested for Asian Dowitchers in a paper on their presence in Lianyungang somewhat further north of Shanghai.

Cattle 147

Cattle Portugal Buffalo Humane 147

10,000 Birds

JUNE 7, 2022

It’s a unique bird, even its scientific name is wonderful, so it’s not surprising that Gerard Gorman, Woodpecker Expert Supreme, has written a book all about the species. I was surprised to learn that there are two Wryneck species in the Jynx genus: Eurasian Wryneck, Jynx torquilla, and Red-throated Wryneck, Jynx ruficollis.

Woodpeckers 240

Woodpeckers Hungary Thailand 2014 240

10,000 Birds

NOVEMBER 10, 2022

For this reason, the species is evaluated as Vulnerable.” The Rufous-tailed Robin used to be called Swinhoe’s Robin but apparently, somebody decided that there were already too many bird species (6, according to the HBW) named after him. The Eurasian Hobby was another notable raptor of the month. They were missed.

Birds 202

Birds China Eggs Owls 202

10,000 Birds

JULY 25, 2022

“A reading of recent research shows that Australian birds are more likely than most to eat sweet foods, live in complex societies, lead long lives, attack other birds, and be intelligent and loud.” ” (Tim Low, “Where Song Began”). While this may sound attractive at first, it also covers highly immoral behavior.

Birds 234

Birds Australia Ducks Mountain Goats 234

10,000 Birds

NOVEMBER 3, 2020

I’ve been fortunate to see two Penguin species in the wild (African and Galapagos) and have dreamed of seeing more–maybe even all!–especially The goal of Around the World For Penguins is simple: Describe the 18 species of penguin and their breeding grounds “from the perspective of a traveller.”

Penguins 278

Penguins Georgia New Zealand Albatross 278

10,000 Birds

OCTOBER 9, 2023

In total, there are eight species of hornbills in Borneo – the best place to see them seems to be the Kinabatagan River area (also known as Sukau). Another paper reviews information on Oriental Pied Hornbills raiding the nests of various bird species in Singapore and even pet bird cages.

Rhinoceros 129

Rhinoceros Singapore Transported Hunting 129

10,000 Birds

APRIL 4, 2022

Once the egg has been laid, the female is chased away and the males hatch it.” Other research (cited on the rather straightforwardly named website www.genderinclusivebiology.com) found that 80% of gay swan couples successfully fledge their young, compared with only 30% for straight couples. I thought I needed to mention this.

Birds 213

Birds China Pythons Breeding 213

10,000 Birds

JANUARY 9, 2023

That comes at a price – the HBW describes the species as “stocky and fairly sluggish” and – with a critical undertone – continues to state that the species is “generally less agile in flight than are most flycatchers”. Why the Latin species name is cyaniventer (meaning having a dark blue belly) remains a mystery to me though.

China 147

China Hunting Birds illegal 147

10,000 Birds

MAY 15, 2023

For example, a researcher and presumed ornithologist set out with two hypotheses related to the Ashy Drongo (and another drongo species) and wrote a paper about it. For them, God probably was the one instructing the drongos to mob one species but not the other. Why show photos of species as boring as this Ashy-throated Warbler

China 186

China 2017 Birds Indonesia 186