E-commerce marketing managers who focus on online purchase behaviors earn an average of $76,500 to $103,250 per year. Managers in interactive marketing, where sellers try to anticipate and address the needs of buyers, average $79,000 to $115,000 per year.
Birds are unique members of the animal kingdom with distinguishing characteristics like feathers and lightweight bones. Watch this educational video from About.com to learn more about birds.he furcula is a bone with a forked shape that is located in the bird's chest, it came about from the fusion of the bird's clavicles. The wishbone helps the bird's respiration, and it strengthens the skeletal area of the birds chest during flight.
Feathers are the most unique aspect of a birdâs 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.he birdâs wing consists of primary feathers forming the point of the wing, and secondary and tertiary feathers further up. Contour feathers give the bird its overall shape. Down feathers provide insulation. Now let us consider the internal anatomy of a bird.