15 Deadliest Alien Species

This is a public service announcement. We want to educate the public about some of the most threatening alien species to the survival of humanity. From arachnids to xenomorphs we count down the worst of them. FACEBOOK:   / generationfilms   What we're reading and watching: https://www.amazon.com/shop/generatio... FOLLOW OUR HOSTS American Ben:    / @americanbenjamin     / theamericanben     / theamericanben   Allen Xie:    / thebeardedasianman   Ben Hedges:    / benhedgesntd