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 Pleistocene extinction saw the death of much of the worldâs most spectacular megafauna (creatures that weighed more than 44 kilograms, or 97 pounds) from Australia, Asia, Europe, and the Americas. Mammoths, giant ground sloths, sabercats, and terror birds were among the losses.