The "cry of the wild" can still be heard across this great land. I have heard the bugle of an elk on the Great Plains...the shrill of a bald eagle along the banks of the mightily Mississippi...the roar of a brown eagle bear on windswept tundra...and the gobble of a wild turkey among western foothills. Amazing beauty can still be found in the natural landscapes of this great land. I have seen …showed first 75 words of 870 total…

…showed last 75 words of 870 total…speed. It may be able to tolerate drought conditions, extreme heat, or cold temperatures. It may benefit from a wide variety of foods instead of a limited few. The adaptability of favorable characteristics and the ability to survive and flourish is commonly referred to as "survival of the fittest" or "natural selection." Although extinction occurs naturally over the course of thousands of years and the strongest species, human activity has accelerated the rate of low.