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
Tasmanian Tiger is the most endangered animal. The Tasmanian Tiger, also called the Tasmanian Wolf, is a large marsupial native to Tasmania. Most scientists believe it to be extinct, however each year there are about a dozen unconfirmed sightings in remote areas of the state, and several reported sets of Tiger tracks.