A group of student activists travel from New York City to the Amazon to save the rainforest. However, once they arrive in this vast green landscape, they soon discover that they are not alone… and that no good deed goes unpunished.
The blood orchid - a rare flower that could hold the secret of eternal life and be worth a fortune to the company that finds it first. Led by a pharmaceutical research team, a scientific expedition sets out to go and explore deep into the jungles of Borneo to locate and bring back samples of the legendary plant. Battling through rainstorms to make their way upriver, the group encounters poisonous insects and a ferocious crocodile, only to discover they're being stalked by an even greater danger: a gathering of giant anacondas. Heat-sensing, fifty-foot-long flesh eaters that will go after anyone that crosses in their path.
A "National Geographic" film crew is taken hostage by an insane hunter, who takes them along on his quest to capture the world's largest - and deadliest - snake.
An object is found that points to the secret of eternal youth so a research team is sent to find the fountain only to find it is protected by a giant snake
When scientists exploring the Amazon River stumble on a “missing link” connecting humans and fish, they plan to capture it for later study. But the Creature has plans of his own, and has set his sights on the lead scientist's beautiful fiancée, Kay.
Six American grad students have arrived in Africa to study apes with a renowned professor. But after setting up camp in a jungle clearing, they soon become witness to the carnage inflicted by the strange and remote species.
A black ops reconnaissance team is sent to investigate the crash of an unidentified aircraft. When they arrive, they find strange markings and residue visible only in infrared. As the team gets deeper in and tries to figure out the source of the markings, they discover that they are being hunted by an alien expedition to Earth.