The house sparrow is scientifically named Passer domesticus. It grows to be 6 inches long and weigh 1 oz. Female house sparrows' feathers are grayish brown, and such sparrows have a buff colored eyebrow. The male has a brown back, brown wings with black streaks, a gray body and a gray crown. Its throat is black, and its cheeks are white. The back of its neck has a bit of red. The house sparrow damages fruit trees and grain crops.
Fully grown European starlings are 3.2 oz. and 7.5 to almost 9 inches long. The coloration of the male and female is the same: dark colored with speckles. The bill of both turns yellow during the mating season. Young European starlings are a gray to light brown color. The European starling is known to go after immature corn, known as milk corn.
A meadow vole weighs around 1.6 oz. when fully grown. It grows to be around 6.4 to 7.1 inches long and has a short nose as well as a scaly tail that has a little hair. Its fur on top is brown -- from yellow brown to a chestnut shade. Its underside is silver gray, and it has gray-brown feet. Meadow voles are known to go after such things as deciduous fruit trees, tomatoes, strawberries, hay and sugar beets.
The white-tailed deer, Odocoileus virginianus, grows to be 3 to 3.5 feet tall, measuring up to its shoulder. The coat of the white-tailed deer ranges from reddish brown to tan in the summer, and gray brown in the winter. Its stomach, the inner sides of the legs and the underside of the tail are white. Males weigh around 150 lb. to 250 lb., and females weigh 100 lb. to 150 lb. Examples of crops that deer damage are cabbage, corn, pumpkins, tomatoes, fruit trees, berries and lettuce. They also crush the crops in fields as they walk through them.
The American crow, Corvus brachyrhynchos, goes after such things as nut trees and corn. It is a completely black-colored bird, whose feathers may appear purple tinted in direct sunlight. It grows to a weight of 1 lb., and the longest it grows to is 21 inches, almost 2 feet. It is considered a smart bird, as it can problem solve and count.