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
The close of the Ice Age led to the Quaternary extinction event with its loss of mainly large animals that are referred to as Pleistocene megafauna. It is proposed that with the loss of this prey the Beringian wolf also went extinct.