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How Do Birds Know When to Migrate?

Lengthening days set off a cascade of events in migratory birds that culminates in the birth of a clutch of chicks.....»»

Category: scienceSource:  sciamApr 24th, 2023

How evolution has optimized the magnetic sensor in birds

Migratory birds are able to navigate and orientate with astonishing accuracy using various mechanisms, including a magnetic compass. A team led by biologists Dr. Corinna Langebrake and Prof. Dr. Miriam Liedvogel from the University of Oldenburg and t.....»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

The high and mighty Himalayas: A biodiversity hotbed facing significant challenges

The Himalayas are home to a vast diversity of species, consisting of 10,000 vascular plants, 979 birds and 300 mammals, including the snow leopard, the red panda, the Himalayan tahr and the Himalayan monal......»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

East Africa"s "soda lakes" are rising, threatening their iconic flamingos

Huge pink flocks of millions of flamingos—flamboyances of flamingos—are one of nature's great spectacles. But colleagues and I have uncovered worrying trends in the salty and highly-alkaline "soda lakes" of east Africa where most of these birds l.....»»

Category: topSource:  physorgRelated NewsApr 20th, 2024

Wild turkey numbers are falling in some parts of the US—the main reason may be habitat loss

Birdsong is a welcome sign of spring, but robins and cardinals aren't the only birds showing off for breeding season. In many parts of North America, you're likely to encounter male wild turkeys, puffed up like beach balls and with their tails fanned.....»»

Category: topSource:  physorgRelated NewsApr 19th, 2024

Team finds direct evidence of "itinerant breeding" in East Coast shorebird species

Migration and reproduction are two of the most demanding events in a bird's annual cycle, so much so that the vast majority of migratory birds separate the two tasks into different times of the year......»»

Category: topSource:  physorgRelated NewsApr 18th, 2024

Migratory birds are on the move and nature-friendly farms can help them on their way

Every spring, hundreds of thousands of birds leave their winter habitat on Poyang, the largest freshwater lake in China, and fly north over the most densely populated region on Earth to reach their breeding grounds in Siberia. As with any long-distan.....»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Birds of a feather flocking together: Research shows storks prefer to fly with conspecifics during migration

With long legs and large wings, the white stork is a prominent star of the pageant that is animal migration. Flying from Europe towards Africa in autumn, and then back again in spring, birds can be seen taking to the sky in conspicuous flocks that he.....»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Researchers find babbling by zebra finch chicks is important step to memorizing songs

When babies learn to talk or birds learn to sing, the same principle applies: listen and then imitate. This is how the first babble becomes the first word or vocalization. Male zebra finch chicks initially memorize the song of an adult bird. Later, t.....»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Cut light pollution and treat glass to help migrating birds, say researchers

Spring bird migration has begun. Under cover of darkness, 2.5–3.5 billion birds will fly northward to their breeding grounds in the United States and Canada. According to the Cornell Lab of Ornithology, now is one of the most important times of yea.....»»

Category: topSource:  physorgRelated NewsApr 16th, 2024

Tropical forests can"t recover naturally without fruit eating birds, carbon recovery study shows

New research from the Crowther Lab at ETH Zurich illustrates a critical barrier to natural regeneration of tropical forests. Their models—from ground-based data gathered in the Atlantic Forest of Brazil—show that when wild tropical birds move fre.....»»

Category: topSource:  physorgRelated NewsApr 15th, 2024

What do bird dreams sound like?

For more than 20 years, researchers have known that areas of birds' brains dedicated to singing show neural patterns during sleep akin to the ones they use while awake and singing......»»

Category: topSource:  physorgRelated NewsApr 11th, 2024

Scientists find blue light makes buildings more deadly to migrating birds

Bird collisions with buildings are nothing new, but a new study by scientists at The University of New Mexico sheds light on a potential cause......»»

Category: topSource:  physorgRelated NewsApr 11th, 2024

Dog-like Spot robot gets a gig to scare wildlife

An international airport is deploying a dog-like robot to scare birds and other wildlife from encroaching the runway......»»

Category: topSource:  digitaltrendsRelated NewsApr 3rd, 2024

After 10 years of work, landmark study reveals new "tree of life" for all birds living today

The largest-ever study of bird genomes has produced a remarkably clear picture of the bird family tree. Published in the journal Nature today, our study shows that most of the modern groups of birds first appeared within 5 million years after the ext.....»»

Category: topSource:  physorgRelated NewsApr 2nd, 2024

A frozen chunk of genome rewrites our understanding of bird evolution

An enormous meteor spelled doom for most dinosaurs 65 million years ago. But not all. In the aftermath of the extinction event, birds—technically dinosaurs themselves—flourished......»»

Category: topSource:  physorgRelated NewsApr 1st, 2024

Small birds spice up the already diverse diet of spotted hyenas in Namibia

Spotted hyenas are known for hunting (or scavenging) larger mammals such as antelopes and occasionally feed on smaller mammals and reptiles. Being flexible in the choice of prey is a strategy of generalists—and this even extends to small passerine.....»»

Category: topSource:  physorgRelated NewsMar 28th, 2024

The Earth Will Feast on Dead Cicadas

Two cicada broods, XIX and XIII, are emerging in sync for the first time in 221 years. Birds, trees, and dirt are about to get the banquet of a lifetime......»»

Category: gadgetSource:  wiredRelated NewsMar 28th, 2024

Cows in Texas and Kansas test positive for highly pathogenic bird flu

The risk to the public is low, and the milk supply is safe. Enlarge (credit: Getty | Peter Cade) Wild migratory birds likely spread a deadly strain of bird flu to dairy cows in Texas and Kansas, state and federal officia.....»»

Category: topSource:  arstechnicaRelated NewsMar 26th, 2024

Solar eclipse could scramble bird behavior

On April 8, the shadow of a total solar eclipse will race across North America. At the same time, researchers from the Cornell Lab of Ornithology and partners will be hurrying to measure the impact of daytime darkness on the movements of birds, bats,.....»»

Category: topSource:  physorgRelated NewsMar 26th, 2024

Early spring, earlier nesting birds

Did spring arrive early this year? Some people think so. Apparently, some birds do, too. The NestWatch project at the Cornell Lab of Ornithology documents when and where birds are nesting......»»

Category: topSource:  physorgRelated NewsMar 26th, 2024