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.
Fast Facts: Kangaroos are one of more than 240 species of marsupials. While marsupials are most often associated with the continent of Australia, they are also found in North, Central, and South America.There are nearly 60 species in the kangaroo family found in Australia, New Guinea, and nearby islands.ast Facts: Kangaroos are one of more than 240 species of marsupials. While marsupials are most often associated with the continent of Australia, they are also found in North, Central, and South America.