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 NEAR-EXTINCTION OF THE SPECIES CAME WITH STUNNING RAPIDITY. 1  By Gene Kira, Western Outdoor News: The dramatic story of the totoaba--Mexico's little-known giant croaker--is a lesson in how quickly and easily an enormous fish population can be wiped out.