Trees Provide Habitat for Wildlife. It is only natural that wherever trees are planted, wildlife and other plants are sure to follow. Trees provide shelter and food for a variety of birds and small animals, such as squirrels and beavers.
The only real medical reason you could be unusually tired during your period is if you have anemia, which is an iron deficiency. For some women who are anemic and have a very heavy period, the first day can be a doozy. However, this group is in the minority.
The changes that you may see during your body's hormonal recalibration will actually be a return to your earlier pattern of menstruation. If your periods were irregular before you began taking birth control pills, it is likely that you will again have irregular periods once you stop. Any increased cramping or bleeding you experience is not caused by going off the pill; it is simply your body going back to its previous state. Different women report different side-effects after discontinuing use of their birth control pills.