Look at a fruit fly.” Princeton’s Bio-Inspired ... near the front of the wing — exactly where they are in birds. Previously, avian anatomy research has said these feathers play no role in flight. The ...

That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and ...

Winter poses several challenges for birds. Scarce food supplies and limited water are obvious challenges for nearly all of them. Extremely cold temperatures, strong winds, driving snow and ...