questions+for+final+deanna+cooper

Questions 1. Why has the deer population increased so much in the past few decades? A. The deer population has increased so much in the past few decades because of the mountain lions becoming extinct and there are no predetors to eat the deer so the deer population increases and people are trying to hunt them down because they are becoming so out of control.

2.How many species of owls can be found in Pennsylvania? a.7 b.200 c.8 d.16

3.What is a browse line? A browse line is the grazing line for other deer and other herbivore animals. It can be seen in plenty of habitats. When the deer graze on the habitat they leave a line of eaten and uneaten habitat.

4. Why do owls have lopsided ears-explain. Owls have lopsided ears because they don't have very good eyesight and they need to capture their prey. So the upper ear helps them hear whats above and the lower ear helps them hear whats below them. So the owls get all around sound to help attack their prey.

5.What is an invasive species? a.a species that always harms the enviornment b.a new species c.usually harmful to the enviornment and other species but not always d.both b & d.