Science
Higher elevation birds sport thicker down – Science Daily
A new study examines feathers across 249 species of Himalayan songbirds, finding that birds at higher elevations have more of fluffy down than lower elevation birds….
Feathers are a sleek, intricate evolutionary innovation that makes flight possible for birds, but in addition to their stiff, aerodynamic feathers used for flight, birds also keep a layer of soft, fluffy down feathers between their bodies and their outermost feathers to regulate body temperature.Using the Smithsonian’s collection of 625,000 bird specimens, Sahas Barve, a Peter Buck Fellow at the Smithsonian’s National Museum of Natural History, led a new study to examine feathers across 249 species…
-
General19 hours agoStar Wars’ fascist dystopia has never felt closer than in new season of Andor
-
Business17 hours ago10 high-conviction ASX dividend shares to buy for passive income today
-
General23 hours agoCoalition to chart path forward as family feud cooled
-
Noosa News22 hours agoInterest rates: Why we will keep paying the same repayments