'Wood ducks' diaporamas de présentation

WATERFOWL IDENTIFICATION

WATERFOWL IDENTIFICATION. By: Dustin Carnahan. Objectives. 1. explain why proper identification of waterfowl is necessary for the sportsman and the birdwatcher; 2. label the parts of the waterfowl; 3. discuss four distinct areas of waterfowl behavior that assist the observer with proper

597 views • 57 slides

West Nile Virus; Avian Implications

West Nile Virus; Avian Implications. By Jason Chudy and Beth Laskowski September 27,2002. West Nile Virus Background. Flavivirus commonly found in Africa, West Asia, and the Middle East Other flavivirus diseases include Yellow Fever and St. Louis Encephalitis

523 views • 33 slides

492 views • 30 slides

HUMAN IMPACTS ON ECOSYSTEMS AND ORGANISMS POPULATIONS

HUMAN IMPACTS ON ECOSYSTEMS AND ORGANISMS POPULATIONS.

223 views • 17 slides

How Do Organisms Change Their Environment?

How Do Organisms Change Their Environment?. Changes over time. All environments change over time. (Sometimes quickly and other times over many years). These changes can be caused by plants, animals, and people. Ironwood Trees.

332 views • 11 slides