and soon became the icon for all the best alien movies. Designed by H.R. Giger, it has a smooth, elongated head, a vertebrate-esque body, a long, spiked tail, two sets of retractable jaws ...

It makes sense that Alien remains such a noteworthy entry in ... The viewer sees the Xenomorph’s tail making its way across the grate-covered floor until it reaches Lambert’s legs.