Ozone is a gas that occurs both in the Earth's upper atmosphere and at ground level. Ozone can be good or bad for your health and the environment, depending on its location in the atmosphere. Ozone occurs in two layers of the atmosphere. The layer closest to the Earth's surface is the troposphere.
Description & Range: The chimney swift is a small bird with a slender body and very long, narrow, curved wings. They have small round heads, short necks, and short, tapered bill. They can grow to sizes of 5.9 inches in length with an 11.8 inch wingspan and can weigh up to 1.1 ounces. Chimney Swifts are dark-gray brown all over with lighter plumage on their neck.
Other Names Kit Fox Description The Swift Fox is about the size of a house cat and is the smallest of the American foxes. It has pale yellow fur with brownish ears and a fluffy tail with a black spot at the base of its tail and at the tip. Swift (Apus apus). Swift s are found during summer throughout Europe and much of Asia. They arrive in Europe mainly during April and May and start their journey south around August. European birds tend to overwinter in Africa south of Zaire and Tanzania. Swift s and Swallow s: While swift s are.