Because it can cause serious infections in the lungs, blood and our brains...It may also cause urinary tract and infections in wounds.
<span>(decreased variation in tail feather color because no form of the trait is advantageous) Due to the fact that the tail color is no longer a necessity, so it will eventually stop being needed and variation will decrease.</span>
Charles Lyell: Principles of Geology. Charles Darwin read, and was much influenced by, Lyell's Principles of Geology while aboard HMS Beagle. This frontispiece image illustrates the main point of the book: that evidence of the forces of geological change that have been shaping Earth for millennia is observable today.
Afflictions
Modern science has done much in the field of medicine and human health. This advancements allows the discovery of the etiology and causes of various disease that can cause problem physically and emotionally to a person and their family. However limitations to these advancements showed the importance of spirtuality and belief in healing.