brown tree snakes are nocturnal. most of Guam's native forest birds are not. explain how this has affected both the snakes and the birds. The snakes easily find and kill the sleeping birds, and the snakes success has allowed them to reproduce quickly.
A person may have both internal and external hemorrhoids. Symptoms of hemorrhoids include occasional throbbing pain, itching, burning sensation, bright red blood on toilet paper or stool, or a lump of soft tissue protruding outside of the anus.
Pregnancy: Hemorrhoids and Constipation. Hemorrhoids are swollen veins at the end of the large intestine (anus). They often stick out from the anus (external hemorrhoids). They can also be located on the inside of the lower intestine (internal hemorrhoids). Bleeding, itching, and pain are common hemorrhoid symptoms.