1 The Depo-ProveraÂ® shot is very effective in preventing pregnancy. 2  It is important to get your shot every 13 weeks (3 months).  Periods can be heavier initially, and then lighter, or absent while on Depo-ProveraÂ®.
there are three animals close to being extinct wich are the polar bears, tigers and dolphins but dolphins are probably the closest one to becoming extinct. hope we ansered you â¦ r question. Jake Wayne
View image of Suci the rhino (Michelle Curley) (Credit: Michelle Curley) The Sumatran rhino is one of the worldâs rarest animals, but the bittersweet news is that we can at least identify that the species is in need of our help. For other endangered animals, it can be more difficult. Protecting the worldâs rarest species from extinction first requires identifying which creatures belong in this grim category. Yet answering this simple question can prove more difficult than it might seem.