If pills are taken every day at the same time, and each pack is started on time, oral contraceptives are 99% effective in preventing pregnancy. On average, oral contraceptives are 93-97% effective because women often miss pills or do not start a new pack on time.
A kangaroo is an animal found only in Australia, although it has a smaller relative, called a wallaby, which lives on the Australian island of Tasmania and also in New Guinea.Kangaroos eat grass and plants. They have short front legs, but very long, and very strong back legs and a tail. kangaroo is an animal found only in Australia, although it has a smaller relative, called a wallaby, which lives on the Australian island of Tasmania and also in New Guinea.
The Grey kangaroo is the next largest. Two species, the Western and Eastern grey, belong to this family. The Western kangaroo lives as you might expect in Western Australia, but the Eastern kangaroo likes forest and grassland areas of Australia's east coast, and is the only kangaroo species on the island of Tasmania. The species has a woolly textured coat, compared to the Red kangaroo's silkier one, and is a grayish-brown color. Males measure up to 5 feet in height and weigh about 145 pounds. Females are only 4 feet tall by comparison and weigh in at 77 pounds.