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
With the rate of species extinction in excess of 1,000 times the ânaturalâ rate, conservation efforts for the worldâs mammals, birds, amphibians, reptiles, fish, invertebrates, fungi, plants and algae, as well as numerous other organisms, have never been more vital. Loggerhead turtle.