10,000 Birds

JANUARY 3, 2023

References to plate numbers (in the Plates section) and photograph numbers (in a Photo Gallery) are also placed prominently next to species name. There is also ample reference material in the front and back of the guide. Harrison, and Nests, Eggs, and Nestlings of North American Birds, 2nd ed. Baicich and Colin J.

Wildlife Rehabilitation 263

Wildlife Rehabilitation Birds Family Collecting 263

10,000 Birds

AUGUST 9, 2023

The birds I’m referring to in this post are all flycatchers that occupy woody, forest habitat; but they are very infrequently in the same place at the same time. By constant harassment, egg ejection, and in some cases hatchling removal, the original owners abandon ship and the Piratic Flycatchers move in.

Trinidad 149

Trinidad Abandon Abandoning Abandonment 149

10,000 Birds

JULY 7, 2022

While females hatch from larger eggs and are initially heavier than their brothers, after ten days, the male chicks weigh almost 50% more than their sisters, as they receive a higher quantity and quality of prey from their parents ( source ). by taking advantage of the misfortunes or dregs of others.” ” ( source ).

Birds 147

Birds Australia Parrots Memphis 147

10,000 Birds

DECEMBER 12, 2019

Want to see a bird shaped like an egg? However, there are only two lyrical references to birds in the National song catalog, and they are both somewhat generic (“Out of my league, I have birds in my sleeves” in”Squalor Victoria” and “Bird that flys out of order underneath the sky” in “29 years” – the latter is not a bad line).

Birds 211

Birds Malaysia Morals Asia 211

10,000 Birds

OCTOBER 4, 2021

Hints of potential warming in the HBW species description: “Date of first egg-laying on Honshu now 7 days earlier than it was 25 years ago” There are also quite a few Cuckoos. It certainly does not refer to the status of Nanhui. At least, I managed to get a The National reference into the blog eventually.

Birds 235

Birds LACS France Japan 235

10,000 Birds

JUNE 2, 2015

And of eggs and nests and birds on nests. Into the Nest , as the title says, is about the courting, mating, egg-laying, nesting, and parenting behavior of “familiar birds”. Cedar Waxwings exchange berries, carry nesting material, eggs. Egg biology, from Part I. Oops, the curmudgeon in me slipped.) Peregrine Falcon nests.

Eggs 263

Eggs Family 2006 New York 263

10,000 Birds

NOVEMBER 2, 2021

The “Owls and Albatrosses” chapter, for example, begins with Doug’s personal experiences observing of the nesting strategies of Malleefowl and a Moluccan Megapode, Australasian “chickens who lay their eggs in unusual ways and do not parent. The text itself refers to the plates in all the appropriate places.

Science 221

Science Albatross Research Birds 221

10,000 Birds

JUNE 18, 2014

The featured image above shows a female incubating eggs from my first resident breeding pair back in 2007. The four to six eggs are white and unmarked. It’s not as clear as the photo of the eggs above but I did not want to disturb the female as she was circling the nest to resume her duties.

Eggs 163

Eggs North America 2007 Woodpeckers 163

10,000 Birds

OCTOBER 7, 2015

They normally lay 3 to 4 eggs per clutch. References: Audubon California 1. Here is a photo of their nest which is built by the male and female, of material brought from under water, the surface, or emergent vegetation, usually near the nest. What a great bird! www.youtube.com/watch?v=ZbRrxw-H6xA. v=ZbRrxw-H6xA.

California 145

California North America Eggs America 145

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. They expand the definition of this book from identification guide to avian reference book. ” These are all great.

North America 279

North America America Birds California Condor 279

10,000 Birds

AUGUST 22, 2022

The Latin species name vermiculatus (worm-like) refers to the markings on the upperparts. However, it is kind of sophisticated in that the females lay very individualized eggs in order to be able to detect the added eggs of parasite cuckoo finches.

Zimbabwe 147

Zimbabwe Birds South Africa Benin 147

10,000 Birds

OCTOBER 21, 2015

Isla Rasa was declared a sanctuary in 1964, and egg-collecting and disturbance during the breeding season are discouraged. References: 1 Birds of North America Online , 2 BirdLife International. Heermann’s Gulls form large breeding colonies on arid islands in the Gulf of California, Mexico, from March through July. v=FUBX_tlHySc.

San Francisco 159

San Francisco North America Seals Sanctuary 159

10,000 Birds

APRIL 25, 2012

Osprey pairs usually form at the nest site where females are fed almost exclusively by their mates prior to egg laying behavior 1. Copulation begins a couple of weeks before egg laying and usually occurs at the nest. References: 1 Birds of North America Online … A fish may love a bird, but where would they live?

California 205

California North America Sacramento Breeders 205

10,000 Birds

OCTOBER 10, 2012

Today, the species has all but disappeared east of the Mississippi River and has declined in western parts of its range, most likely caused by the expansion of the House Wren which destroys and removes their eggs from nest sites 1. References: 1 Birds of North America Online. This is what I am used to seeing.

Mississippi 172

Mississippi North America Eggs America 172

10,000 Birds

AUGUST 2, 2022

One of Whittaker’s first experiments was to place other birds’ preen oil on the nests and eggs of Dark-eyed Juncos. There is no bibliography, a References section lists articles by chapter, in the order in which they are discussed in the text. 241) that contribute to a bird’s odor.

Science 227

Science Research Birds Turkey 227

10,000 Birds

JULY 1, 2015

When I first approached the nest tree I saw an adult squirrel climbing the snag near the sapsucker entrance and, knowing that squirrels will eat bird eggs and nestlings, I was quite concerned. References: 1 Birds of North America Online. Click on photos for full sized images. It should be here later today.

Squirrels 157

Squirrels Woodpeckers North America Eggs 157

10,000 Birds

SEPTEMBER 9, 2015

The nickel was placed in the nest for the photo to show me the size of the egg for identification purposes, then removed. Even though the female lays only two eggs per nest attempt, they enjoy a protracted breeding season in which multiple nesting attempts can occur every 30 days, and in Southern locations, nearly year round.

Hunters 178

Hunters Hunting North America Game 178

10,000 Birds

MAY 5, 2016

A letter requesting information on the permit issued to remove the nest got this response from the city, “In reference to your request for documentation for the removal of an active Osprey nest from the light pole at the soccer field, please be advised that none exist.

Transported 101

Transported Eggs Birds Killing 101

10,000 Birds

AUGUST 9, 2018

Birds are able to fly away, but their nests and eggs can be destroyed. Vicki states that fire benefits several bird species, like the Black-backed Woodpecker which feeds off the bark and wood-boring beetles that lay eggs in the charred trees. References: 1 Proceedings of the National Academy of Sciences.

Wildlife 103

Wildlife Sacramento Shelters Science 103

10,000 Birds

MARCH 22, 2018

Pairs average 59 successful copulations per clutch, starting 14 days before, and peaking a few days before, the start of egg-laying 1. Pairs copulate most often in early morning, at the same time as egg-laying 1. References: 1 Birds of North America Online.

Eggs 110

Eggs North America Fish America 110

10,000 Birds

DECEMBER 7, 2011

The female chooses the nest site, builds the nest, lays around 10 eggs over a two week period and incubates them for about a month. References: 1 Birds of North America Online a. entrance hole. The male seldom sticks around once the female begins incubation. The young are born precocial and leave the nest within 48 hours.

Jordan 164

Jordan North America Abandon Abandoning 164

10,000 Birds

AUGUST 10, 2016

Each nesting pair will have 4-8 eggs, and there is some reference to location being a factor on that quantity. Mearnsi are both considered critically endangered. The Loggerheads that I commonly see here in this area are the subspecies L.i. The Loggerhead Shrike is 9 inches over all, and the largest of the shrike family is 20 inches.

Butcher 117

Butcher Birds North America Mexico 117

10,000 Birds

JULY 15, 2012

They owe their awful name to the fact that the former holarctic ”Wren” or “Winter Wren” was recently split into several New World and one Old World form, producing the need to add a geographic reference to the new forms’ respective names. But certainly, very certainly, the Baby Wren won’t.

Germany 211

Germany Europe Eggs Birds 211

10,000 Birds

JULY 18, 2012

Wood Duck ( Aix sponsa ) Female Incubating Eggs in a Nest Box “Many species of cavity-nesting birds have declined because of habitat reduction. This is the female incubating eggs in the nest box… and a couple of weeks later… then, at the ripe old age of 17 days, what’s going on out here? References: 1 Scott, Virgil E.,

North America 219

North America America Barn Owls Falcons 219

10,000 Birds

JULY 13, 2016

In doing some research on the Motmot family, I found several references to the fact that the long decorative tail is actually quite fragile. They lay 3-4 eggs, inside a nest that is located in the back of a tunnel, they dig in a bank. The Motmot never flew away, and as soon as the dog was out of sight, the tail stopped wagging.

Mexico 106

Mexico Reptiles Research Dogs 106

10,000 Birds

MAY 6, 2015

Every spring I look forward to monitoring my bluebird trails when I not only get to watch Western Bluebirds develop from eggs to fledglings, but other cavity nesters as well. References: 1 Eastern Bluebird History. I watched three of the five nestlings fledge but had to leave before the last two left the nest box. v=qxsnESZ2Z6U.

Tenant 161

Tenant Farming Illinois North America 161

10,000 Birds

AUGUST 13, 2014

References: 1 Birds of North America Online. This is an excerpt from that report: “Because much native nesting habitat has been converted to agriculture and stored grains provide an essentially limitless food resource, tricolors have since the 1980s nested in large numbers in association with dairies.

Blackbirds 189

Blackbirds California 2014 2013 189

10,000 Birds

JUNE 22, 2011

Here’s a photo of a House Finch nest before the eggs hatch and the hatchlings start producing fecal sacs. v=fHSgyxRQXvg References: 1 Birds of North America Online _ Poop Week is a week of themed posts on 10,000 Birds that cover the intersection of poop and birding, a fertile precinct if there ever was one.

Bald Eagle 246

Bald Eagle Chickens Birds North America 246

10,000 Birds

SEPTEMBER 24, 2014

” Since there is no sexual dimorphism between the male and female Bank Swallow you really can’t tell them apart until they begin incubating eggs, at which point the female will have a brood patch and the male will not. References: 1 Birds of North America Online.

North America 189

North America 2014 California Birds 189

10,000 Birds

FEBRUARY 25, 2013

Occasionally the Tristan Thrush Nesocichla eremita will prey upon chicks from the two-egg nest of the Inaccessible Island Rail but this not enough in any way to threaten the species. Its eggs are not known, it does not migrate, and it feeds, I understand, on insects and worms.

Science 209

Science Transported Shelters South Africa 209

10,000 Birds

JULY 3, 2013

White-headed Woodpeckers usually lay 4 to 5 eggs in a clutch and we’ve seen at least three different nestlings here now. References: 1 Birds of North America Online. Note that the adult always turns its head to the side to accommodate the nestling during the transfer of mainly larvae and adult insects.

Woodpeckers 154

Woodpeckers North America America Eggs 154

10,000 Birds

FEBRUARY 29, 2012

Within a group, 1–7 male co-breeders compete for matings with 1–3 joint-nesting females who lay their eggs in the same nest cavity. References: 1 Birds of North America Online a. Most Acorn Woodpeckers are cooperative breeders and live in family groups of up to a dozen or more individuals.

Woodpeckers 185

Woodpeckers Breeders Groups North America 185

10,000 Birds

MAY 25, 2023

The Latin name Calliope calliope sounds like a bit of an overkill to me (no “so nice they named it twice” for me), but the reference to “Calliope, fine-voiced chief of the Muses, who presided over eloquence and heroic poetry” (HBW) is well deserved given the nice and rather jazzy song of the bird.

Birds 130

Birds Raised Cattle Mammals 130

10,000 Birds

AUGUST 4, 2015

Readers are referred to the text itself for citations of historical periodicals such Bird-Lore, the magazine that preceded Audubon magazine. He’s also worked with the National Wildlife Refuge System, co-led birding tours to Alaska, and co-authored A Guide to the Nests, Eggs, and Nestlings of North American Birds (1997).

America 234

America Industry Squirrels Birds 234

10,000 Birds

AUGUST 29, 2014

To civilians who may have been puzzled by the wildlife crowd’s tossed-off references to peefas, modos or mice cubes, here is a beginner’s guide to Rehabberspeak. Maureen Eiger categorizes any unidentifiable featherless nestlings as “ Tufted Puffins ;” to Letitia Labbie, they’re “Eggs With Legs.”.

Wildlife Rehabilitation 237

Wildlife Rehabilitation Wildlife Mice Vet 237

10,000 Birds

AUGUST 30, 2012

That said, the purpose is to cover the world-wide puffin picture, and North American puffin redoubts like Eastern Egg Rock, Matinicus Rock, and Machias Seal Island (confusingly referred to by the joint term Matinicus Seal Island in at least one instance.)

Puffins 127

Puffins Seals Europe Eggs 127

10,000 Birds

JUNE 20, 2012

It is illegal for any person to take, possess, transport, sell, or purchase them or their parts, such as feathers, nests, or eggs, without a permit. v=gJma0Szy8R8 References: 1 University of California Agriculture and Natural Resources, Statewide Integrated Pest Management Program, June 2005. I wonder what that’s all about?

San Diego 165

San Diego illegal California South America 165