Predator (fictional species) which are consisted of recorded vocalizations of animals such as lions, tigers, leopards, jaguars, cougars, black bears, grizzly bears, alligators, camels, and elephants. Predators will mimic human language on occasion, and have been shown to use their helmets to understand and speak human languages. Author Steve Perry designed a constructed language set for the "Aliens vs. Predator" novel series. Predator (fictional species) The Predator (also known as Yautja or Hish-Qu-Ten) is a fictional extraterrestrial species featured in the "Predator" science-fiction franchise, characterized by its trophy hunting of other species for sport. First introduced in 1987 as the main antagonist of
Apex predator Cambrian period when animals such as "Anomalocaris" dominated the seas. Humans have for many centuries interacted with apex predators including the wolf, birds of prey and cormorants to hunt game animals, birds, and fish respectively. More recently, ecotourism such as with the tiger shark has become popular, and rewilding with predators such as the lynx has been proposed. Apex predators affect prey species' population dynamics and populations of other predators, both in aquatic and in terrestrial ecosystems. Non-native predatory fish, for instance, have sometimes devastated formerly dominant predators. A lake manipulation study found that when the non-native smallmouth bass was