Chlorophyll Breaks Down. But in the fall, because of changes in the length of daylight and changes in temperature, the leaves stop their food-making process. The chlorophyll breaks down, the green color disappears, and the yellow to orange colors become visible and give the leaves part of their fall splendor. At the same time other chemical changes may occur, which form additional colors through the development of red anthocyanin pigments.
Wages vary by the type of practice. Veterinarians who specialize in treating horses have the lowest starting wage. On average, they earn $2,290/month. Those who specialize in treating small animals, such as dogs and cats, start at an average of $2,580/month.
The median household income in the U.S. is just over $50,000, or a little more than $4000 every month, it's a little higher in New England, New York, New Jersey, California and a few other states, at around $60,000, or $5000 per month.