Alien movie that humans that change lose teeth

Ripley, the sole survivor of the Nostromo's deadly encounter with the monstrous Alien, returns to Earth after drifting through space in hypersleep for 57 years. Although her story is initially met with skepticism, she agrees to accompany a team of Colonial Marines back to LV-426.

While scavenging the deep ends of a derelict space station, a group of young space colonizers come face to face with the most terrifying life form in the universe.

A team of explorers discover a clue to the origins of mankind on Earth, leading them on a journey to the darkest corners of the universe. There, they must fight a terrifying battle to save the future of the human race.

Former military pilot Shaposhnikov is investigating the case of the disappearance of a passenger plane in 1998. The case unexpectedly develops in the present, when one of the passengers of the disappeared flight gets through to his family. Anna, a journalist, is involved in the case, who knows this mysterious story firsthand.

Two hundred years after Lt. Ripley died, a group of scientists clone her, hoping to breed the ultimate weapon. But the new Ripley is full of surprises … as are the new aliens. Ripley must team with a band of smugglers to keep the creatures from reaching Earth.

The making of Alien Resurrection (1997) is covered in this feature-length documentary, created for the film's 2003 DVD release. The cast and crew tell us how this movie came to be, from it's script which never changed through production, to its initial theatrical release.

A scientist, Dr Hollander, takes his niece Miranda to Mexico in an attempt to reverse the effects of the alien DNA he used to create her. However the treatment goes horribly wrong, and sets Miranda on a killing spree as she sets out to find a mate.

Jack Halsey takes his wife, their adult kids, and a friend for a dream vacation in Kenya. But as they venture off alone into a wilderness park, their safari van is flipped over by an angry rhino, leaving them injured and desperate. Then, as two of them go in search of rescue, a bloody, vicious encounter with a leopard and a clan of hyenas incites a desperate fight for survival.

Alien biologists arrive on earth to study humans. They shoot them with tranquilizer darts, weigh them, measure them, and put radio tracking collars on them. Then they shave their heads and paint them green and release them. This is the story of their study. Space aliens, hippies, cavemen, space rodents, and a ninja…. THIS MOVIE GOT EVERYTHANG.

Alien come to earth from distant planets to contect the human race.