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.
Distinctive features. 1  The apparent lack of body hair immediately distinguishes human beings from all other large land mammals. 2  The characteristic features of skin change from the time of birth to old age. 3  Human skin, more than that of any other mammal, exhibits striking topographic differences.