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.....»»
Highlights of the day: Next-gen iPhone chips likely to use TSMC 4nm process
Apple is expected to take a slower approach to moving its iPhone chips to more advanced manufacturing nodes. The vendor is likely to adopt TSMC 4nm process for its next-generation iPhone chips, rather than migrate further to 3nm. For server ODM Wiwyn.....»»
"Useless Specks of Dust" Turn Out To Be Building Blocks of All Vertebrate Genomes
An anonymous reader quotes a report from ScienceAlert: Originally, they were thought to be just specks of dust on a microscope slide. Now, a new study suggests that microchromosomes -- a type of tiny chromosome found in birds and reptiles -- have a l.....»»
California Condors Are Capable of Asexual Reproduction
A new study shows that two captive birds had only maternal DNA and survived early development—a first for the critically endangered species......»»
In dry years, rivers become birds" crowded corridors
In a dry year in the West, when the world turns crispy and cracked, rivers and streams with their green, lush banks become a lifesaving yet limited resource......»»
The early bird gets…the truffle? Researchers show birds hunt for fungi, too
Humans like truffles, as do many mammals. Now new evidence suggests that birds may also seek out and disperse these ecologically important fungi......»»
Turkey"s Lake Tuz dries up due to climate change, farming
For centuries, Lake Tuz in central Turkey has hosted huge colonies of flamingos that migrate and breed there when the weather is warm, feeding on algae in the lake's shallow waters......»»
Fossil dental exams reveal how tusks first evolved
A wide variety of animals have tusks, from elephants and walruses to five-pound, guinea pig-looking critters called hyraxes. But one thing tusked animals have in common is that they're all mammals—there are no known fish, reptiles, or birds with tu.....»»
Why some of Darwin"s finch nestlings have yellow beaks
Carotenoids are the underlying pigment for much of the enormous variety of color found across birds and form the basis for the colors red, yellow and orange. In a study published in Current Biology, researchers from Uppsala University and Princeton U.....»»
Climate change, human activity threaten Libya nature reserve
A nature reserve near the capital of war-scarred Libya that has long been a sanctuary for hyenas, rare birds and plants is now under threat due to climate change and human activity......»»
Nature doesn"t recognise borders but countries can collaborate to save species—the Escazú Agreement shows how
Nature rarely recognizes national borders. Many Australian birds, for example, are annual visitors, splitting their time between Southeast Asia, Russia, and Pacific Islands......»»
Climate change and human pressure mean migration may be "no longer worth it," say researchers
Animals that migrate north to breed are being put at risk by ongoing climate change and increasing human pressure, losing earlier advantages for migration, declining in numbers and faring much worse than their resident counterparts, according to scie.....»»
Primates" ancestors may have left trees to survive asteroid
When an asteroid struck 66 million years ago and wiped out dinosaurs not related to birds and three-quarters of life on Earth, early ancestors of primates and marsupials were among the only tree-dwelling (arboreal) mammals that survived, according to.....»»
Marine researchers focus on the tiniest victims of Orange County oil spill
Until now, the story of the worst Southern California oil spill in decades has been told by gut-wrenching images oil-soaked birds, dying fish and fouled wetlands. However, these images reveal just part of the story, researchers say......»»
Feather phenomenon: Radar indicates stronger hurricanes trap and transport more birds
Whether birds get caged in the eye of a hurricane may depend on the intensity and totality of the chaos beyond the calm, says a novel study from the University of Nebraska–Lincoln's Matthew Van Den Broeke......»»
As oil and dead wildlife wash up, California seeks end to offshore drilling. Why its hands are tied
As dead birds wash ashore on Southern California beaches, the victims of a major oil spill, environmentalists are calling on Gov. Gavin Newsom to reduce the state's ties to the oil industry......»»
Study supports theory that dragonflies migrate across the Indian Ocean
Can dragonflies migrate thousands of miles across the Indian Ocean, from India via the Maldives to Africa, and back again? An international research team led by Lund University in Sweden has used models and simulations to find out if the hypothesis c.....»»
US says ivory-billed woodpecker, 22 other species extinct
Death's come knocking a last time for the splendid ivory-billed woodpecker and 22 more birds, fish and other species: The U.S. government is declaring them extinct......»»
Risk of airborne transmission of avian influenza from wild waterfowl to poultry negligible
Research by Wageningen Bioveterinary Research (WBVR) has shown that the risk of airborne transmission of high pathogenic avian influenza virus from infected wild birds is negligible. The research looked specifically at the airborne movement of partic.....»»
Birds" eye size offers clues to coevolutionary arms race between brood parasites, hosts
Eye size likely plays a role in the contest between avian brood parasites—birds that lay their eggs in the nests of other species—and their hosts, who sometimes detect the foreign eggs and eject or abandon them, scientists report in the journal B.....»»
Bird poop reveals that when birds migrate, their gut bacteria change
The trillions of bacteria living in our guts play a crucial role in our ability to digest food and fight off disease. All other animals also have communities of bacteria living inside them, that scientists call microbiomes, and learning about them ca.....»»