10,000 Birds

APRIL 25, 2012

Most of the Osprey breeding in North America are migratory, only Florida, the Caribbean and Baja California host non-migratory breeders 1. In migratory populations males usually arrive to breeding grounds a few days before the females and look for nest sites.

California 211

California North America Sacramento Breeders 211

10,000 Birds

DECEMBER 16, 2012

I have observed Pied Oystercatchers breeding in an area on Cable Beach since July 2000. There have been successes some years at this location, but sadly this year the birds lost both of their attempts at breeding to predation. She had chosen our Pied Oystercatcher breeding site!

Turtles 103

Turtles Eggs 2000 Breeding 103

10,000 Birds

NOVEMBER 27, 2014

Sociable Lapwings breed in several areas along the Kazakhstani – Russian border and overwinter in Iraq, Sudan and northwest India. These birds even lay their eggs on piles of cow or horse dung, most likely to elevate them from the cold ground and possibly provide some heating through the process of rotting plant material.

India 250

India Sudan Ukraine Camels 250

10,000 Birds

JULY 2, 2014

Sadly, the downtime means that the usual post crafting process got slightly short-circuited this week. Birds behaviour Borneo breeding hornbills Singapore' That, and they looked kind of like toucans, but they weren’t. I saw a pair flying near Chiangi Beach, across from Pulau Ubin and near the famous airport. We can hope!

Singapore 176

Singapore Uganda Malaysia Seals 176

10,000 Birds

MARCH 22, 2018

This becomes an issue when, every four or five years the light bulbs need to be replaced and the nest can be destroyed in the process. The shape of the Osprey nest changes during the breeding cycle. Pairs average 59 successful copulations per clutch, starting 14 days before, and peaking a few days before, the start of egg-laying 1.

Eggs 112

Eggs North America Fish America 112

10,000 Birds

SEPTEMBER 24, 2014

These birds have lost more than half their global population, and the 33 species combined have lost hundreds of millions of breeding individuals in just the past 40 years. Observing these different behaviors I believe these Bank Swallows were in different stages of the nesting process.

North America 191

North America 2014 California Birds 191

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 190

Falcons California Condor Alaska Texas 190

10,000 Birds

JUNE 1, 2021

There are sections, ranging in length from a paragraph to two pages, on taxonomy, bird names, habitat, ranges, migration, courtship and breeding, flight, bird intelligence, bird communication; identification; finding birds, life lists; optics and photography; ethics; bird feeding; and conservation. These are all informative and current.

North America 279

North America America Birds California Condor 279

10,000 Birds

JULY 24, 2011

As far as I can tell it is the most northern breeding record for the species. Last year the nest failed, the eggs apparently not viable, never hatching. I had crossed the stream and was approaching for a quick look to see how many eggs were in the nest this year. It would be a hard act to ignore. Splish Splash. Come and get me.

Porpoises 187

Porpoises Eggs Family Birds 187

10,000 Birds

APRIL 2, 2019

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. Wright emphasizes the use of “shape and pattern of wing and tail” and size in the identification process. Range and Geographic Variation.

North America 157

North America Sparrows America United States 157

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. Juncos breed in much of the U.S. A junco thermoregulating in a snow bank.

Panama 220

Panama Research Investigation Chickens 220

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. They have special adaptations to stay warm and to keep their eggs and chicks warm. At present there may be three reasonable hypotheses to explain this.

Penguins 198

Penguins Seals Peru Science 198

10,000 Birds

FEBRUARY 6, 2024

They breed in colonies scattered around the Antarctic continent (the number ranges from 60 to 70, and as Kooyman points out, the colonies can drastically change in size from year to year) on the ice (and one of the things I learned from this book is how many different kinds of ice there is in the Antarctic) in the darkest months of winter.

Penguins 165

Penguins Seals Leopards Research 165

10,000 Birds

JULY 4, 2023

What the Owl Knows is organized into nine chapters: introduction, adaptation (including vision and flight), research and researchers, vocalization, courtship and breeding, roosting and migration, cognition, and two chapters on owls and humans–captive owls (not zoos, educational owls) and owls in our cultural history.

Owls 224

Owls Science Barn Owls Penguins 224

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 Breeding 147

10,000 Birds

SEPTEMBER 25, 2014

Male Phalaropes, Jacanas, Tinamous, and Rheas build nests, incubate the eggs and take care of the chicks. During the breeding season, adult males split from the flocks they normally live in and begin to advertise their availability to females by calling and performing body contortions. Some of the eggs will be lost to the elements.

Eggs 154

Eggs South America Raised America 154

10,000 Birds

FEBRUARY 18, 2014

The vast majority of the 10,000+ living species of birds are passerines, and the vast majority of those have a similar system of breeding: Mom and dad bird make a nest and share parental responsibilities roughly equally, if not identically. …because cooperative breeding facilitates defense against brood parasites.

Breeders 210

Breeders Breeding Birds Groups 210

10,000 Birds

JANUARY 16, 2015

On our first morning after breakfast, my group and the teens piled onto a boat and headed out to Eastern Egg Rock, once again the breeding ground for Atlantic Puffins (as well as a host of other seabirds) thanks to biologist Dr. Stephen Kress. A Magnificent Frigatebird’s feathers weigh more than its skeleton. What was it like?”

Puffins 264

Puffins Birds Groups West Virginia 264

10,000 Birds

DECEMBER 7, 2021

This may have been partly a leftover from the Victorian fascination with egg collecting (the infamous passion known as oology), but probably more from people’s burgeoning interest in the nests and eggs found in their gardens and fields, gateway artifacts to a newer hobby called birdwatching. Baicich and Colin J.

Eggs 244

Eggs Birds United States Sparrows 244

10,000 Birds

APRIL 23, 2012

During the breeding season when hormones are flowing the cloaca swells and birds can get a cloacal protuberance. Like any healthy bird, she wants to make sure that she gets the best of the best when that appendage fertilizes her eggs. Let’s look at the equipment. Most birds do not have a penis.

Buffalo 279

Buffalo Birds Ducks Eggs 279

10,000 Birds

JULY 11, 2012

Each year tens of thousands of these gulls go to the islands and each pair will lay three eggs. Most of these clutches of eggs will hatch to produce three fluffy and adorable chicks. So New Zealand began the process of clearing islands of mammals, using poison, trapping and shooting. Western Gull chick.

Animal Rights 267

Animal Rights Rights New Zealand Animal 267

10,000 Birds

APRIL 24, 2012

When it comes to breeding, Yellow-rumped Warblers are a good example of what many people regard as a “regular” bird. Male and female Yellow-rumps pair up on their breeding grounds, share duties in raising chicks, then politely part ways when fall migration comes.

Albatross 202

Albatross Birds Lifestyle Raised 202

10,000 Birds

SEPTEMBER 1, 2012

The male builds the mound and will seek to entice multiple females to lay their eggs into it. Once they have laid, the females take no further part in the process and the male is left to tend the nest. Megapodes are mound-builders, scraping fallen twigs and leaves into large piles for their nests.

Turkey 195

Turkey Birds Eggs Family 195

10,000 Birds

JULY 26, 2019

And for all those liquors without an aquatic etymology, their names tend to come from a principal ingredient or process: gin after juniper ( Juniperus spp.), The Russians are even more bald-faced in their deception: vodka is a direct translation of “water” – and nothing else (so what’s Russian for “water”?).

Peru 126

Peru San Francisco Parrots Chile 126

10,000 Birds

APRIL 27, 2012

One of the more interesting aspects (in my opinion) of breeding in birds is their mating strategy. In this system, females mate and lay eggs with multiple males over the course of a breeding season, leaving males to incubate the eggs and raise the chicks. of all bird species, is polyandry. 1996, Nakamura 1998).

2002 170

2002 North America 2000 2009 170

10,000 Birds

OCTOBER 9, 2012

Each male builds numerous nests, most of which are rejected by the female, who will eventually select a nest she is happy with, allow the proud architect who usually hangs under his masterpiece to mate with her and then begins the breeding process. These nests can weight up to 1 ton!

Tanzania 232

Tanzania Buffalo Kenya Namibia 232

10,000 Birds

DECEMBER 4, 2021

ospreys are mostly right-“handed,” and carry their food, while flying, in one foot only, to fight off kleptoparasites like bald eagles with the other), and of detail, as well, of the process involved in taking that particular photograph. Each image is accompanied by a page of prose detail on the bird (e.g., Donna). ==.

Birds 246

Birds Colombia Collecting Bald Eagle 246

10,000 Birds

NOVEMBER 7, 2017

” It is a relief to eventually reach the chapter on The Life of Waterfowl, written in a much more conversational style and unashamedly fascinated with waterfowl’s unique breeding behaviors. Quizzes and questions within the text challenge and engage the user in an ongoing educational process. Barker and Carrol L.

Ducks 124

Ducks North America Geese Hunters 124