Search results for bird wing
Gene expression in alligators suggests birds have 'thumbs'
Biology /
Oct 03, 2008 |
4.8 / 5 (4) |
0
The latest breakthrough in a 120 year-old debate on the evolution of the bird wing was published in the open-access journal PLoS ONE, October 3, by Alexander Vargas and colleagues at Yale University, the University of Wis ...
Rare black vulture in rehabilitation
Biology /
Mar 19, 2007 |
1 / 5 (1) |
0
A rare black vulture that lost its direction is being rehabilitated in Thailand at Kasetsart University's Kamphaeng Saen campus.
What determines the speed at which birds fly?
Biology /
Jul 17, 2007 |
4.2 / 5 (12) |
0
Aerodynamic scaling rules that explain how flight varies according to weight and wing loading have been used to compare general speeds of a wide range of flyers, from the smallest insects to the largest aircraft. ...
Earliest toothless bird found
Other Sciences / Archaeology & Fossils
Dec 10, 2009 |
4.8 / 5 (5) |
0
(PhysOrg.com) -- A new species of bird from the Cretaceous period in China has been identified. It had toothless upper and lower jaws, and provides significant information on the diversification in the evolution ...
Bird sized airplane to fly like a swift
Jul 18, 2007 |
4.4 / 5 (51) |
0
Nine Dutch Aerospace Engineering students at the Delft University of Technology, together with the Department of Experimental Zoology of Wageningen University, designed the RoboSwift.
Winging it – bird watching with a difference
Apr 03, 2006 |
2 / 5 (1) |
0
If you enjoy wildlife programmes then you'll probably have seen bird's-eye view footage of flying, taken from cameras attached to birds. A research group from the University of Oxford has gone one step further: by attaching ...
In search of the original flapper... new theory on evolution of flight
Apr 06, 2009 |
5 / 5 (1) |
2
(PhysOrg.com) -- A Manchester scientist has put forward a controversial new way of tackling a typically Darwinian chicken and egg question - the evolution of flapping flight in birds.
Bat flight generates complex aerodynamic tracks
May 10, 2007 |
4.9 / 5 (27) |
1
Bats generate a measurably distinct aerodynamic footprint to achieve lift and maneuverability, quite unlike birds and contrary to many of the assumptions that aerodynamicists have used to model animal flight, ...
Recipe for energy saving unravelled in migratory birds
Biology /
May 14, 2008 |
4.4 / 5 (7) |
0
Pointed wings together with carrying less weight per wing area and avoidance of high winds and atmospheric turbulence save a bird loads of energy during migration. This has been shown for the first time in free-flying wild ...
Birds migrate together at night in dispersed flocks
Biology /
Jul 07, 2008 |
4.3 / 5 (3) |
0
A new analysis indicates that birds don't fly alone when migrating at night. Some birds, at least, keep together on their migratory journeys, flying in tandem even when they are 200 meters or more apart.
Feds to reconsider protecting mountain plovers
Aug 29, 2009 |
not rated yet |
0
(AP) -- Federal officials will reconsider whether a bird that breeds in Colorado and neighboring states and summers in California should be protected.
Researchers discover hummingbird secret
Biology /
Nov 29, 2006 |
4.1 / 5 (27) |
1
University of Alberta researchers have pinpointed a section in the tiny hummingbird's brain that may be responsible for its unique ability to stay stationary mid-air and hover.
Changing fashions govern mating success in lark buntings, study finds
Biology /
Jan 24, 2008 |
not rated yet |
0
A study of how female lark buntings choose their mates, published this week in Science, adds a surprising new twist to the evolutionary theory of sexual selection. Researchers at the University of California, Santa Cruz, ...
Inside the First Bird, Surprising Signs of a Dinosaur
Other Sciences / Archaeology & Fossils
Oct 08, 2009 |
4.3 / 5 (7) |
0
(PhysOrg.com) -- The raptor-like Archaeopteryx has long been viewed as the archetypal first bird, but new research reveals that it was actually a lot less “bird-like” than scientists had believed.
BirdsEye -- a new iPhone app -- resolves your rapture for raptors or finding a finch
Dec 03, 2009 |
5 / 5 (1) |
0
Looking for larks? Searching for surfbirds? Checking for chickadees? There's an app for that.
