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
These species which are in the verge of extinction are categorized as endangered species by the International Union for Conservation of Nature (IUCN). This list features some of the most endangered animals which are in a great risk of extinction.he Javan rhinoceros (Rhinoceros Sondaicus)is the most endangered species of rhinoceros. Formerly found throughout southeast Asia and Indonesia are now around 40-60 found only in Indonesia.