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Why Are There Redheads? Birds Might Hold the Clues
January 28, 2013 — Biologists examined the survival rates and chestnut feather coloration of barn swallows and other species of birds, to unearth factors favoring the evolution of pheomelanin in spite of its costs. ... > full story -
New Dinosaur Fossil Challenges Bird Flight Origins Theories
January 24, 2013 — The discovery of a new bird-like dinosaur from the Jurassic period challenges widely accepted theories on the origin of flight. A new paper describes a new feathered dinosaur about 30 centimeters in ... > full story -
Sex of Early Birds Suggests Dinosaur Reproductive Style: New Way to Identify Gender of Ancient Avian Species
January 22, 2013 — Paleontologists have discovered a way to determine the sex of a prehistoric bird species. Confuciusornis sanctus, a 125-million-year-old Mesozoic bird, had remarkable differences in plumage -- some ... > full story -
Quail Really Know Their Camouflage
January 17, 2013 — When it comes to camouflage, ground-nesting Japanese quail are experts. That's based on new evidence that mother quail "know" the patterning of their own eggs and choose laying spots to hide them ... > full story -
Clamorous City Blackbirds: Birds Can Sing Louder at Higher Frequencies to Make Themselves Heard Over Traffic Noise
January 11, 2013 — Birds can sing louder at higher frequencies and thereby make themselves heard over traffic ... > full story -
First Fossil Bird With Teeth Specialized for Tough Diet
January 7, 2013 — Beak shape variation in Darwin's finches is a classic example of evolutionary adaptation, with beaks that vary widely in proportions and shape, reflecting a diversity of ecologies. While living birds ... > full story -
Dinosaur Shook Tail Feathers for Mating Show
January 4, 2013 — A researcher's examination of fossilized dinosaur tail bones has led to a breakthrough finding: some feathered dinosaurs used tail plumage to attract mates, much like modern-day peacocks and ... > full story -
Birdsong Study Pecks Theory That Music Is Uniquely Human
December 27, 2012 — A bird listening to birdsong may experience some of the same emotions as a human listening to music, suggests a new study on white-throated sparrows. The new study found that the same neural reward ... > full story -
How Songbirds Learn to Sing: Mathematical Model Explains How Birds Correct Mistakes to Stay on Key
December 20, 2012 — Scientists studying how songbirds stay on key have developed a statistical explanation for why some things are harder for the brain to learn than others, building the first mathematical model that ... > full story -
Birdsong Bluster May Dupe Strange Females, but It Won't Fool Partners
December 18, 2012 — Male birds use their song to dupe females they have just met by pretending they are in excellent physical condition. Just as some men try to cast themselves in a better light when they approach ... > full story
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