Feathers are the most unique aspect of a bird’s anatomy. The feathers of a bird are made up of keratin, which is the same substance that hair, hooves and beaks are made of. The shaft, or center spine, of the feather is stiff and the tip is flexible for flight. The barbs of the feather […]
Hummingbirds are a bird species well known for their amazing aerobatic skills. You may see a hummingbird hovering at a flower having a drink of nectar. Its wings are a misty blur either side ...
Although airplane wings may be somewhat modeled after the wings of birds, the mechanics of bird flight are far more complex. A number of forces act on the flexible wings of a bird and are very ...