. >> the thing s we have had good media coverage. so giraffe, they have come up in the last ten years. so they have a real need to do more and get more danger and see what you can do better to protect the population. >> reporter: you think they have silently going extinct? >> they are heading in that direction. >> reporter: a grim reality as nothing is more dangerous than silence. >> thank you for joining us tonight on this scial "nightline" in prime time. you can catch us weeknight after "jimmy kimmel live" right here >> announcer: the following is a sponsored presentation for drew and danny's "snap-flipping your way to real estate success" free lunch and dinner events. [ cheers and applause ] get ready, in you area, for the free event that's going to show you how to make money in real estate by flipping properties in a snap! >> if you want to make money from the house-flipping craze... >> ...but don't want to invest a lot of time or money... >> ...or do any of the renovation work... >> guys, then you really need to start snap-flipping. >> so,