Cancerous tumors are parasitic organisms, new species, that depend on their host for food, says a new study.
The giant hogweed can cause third degree burns and blindness -- and it's spreading fast.
A non-native species of tortoise is proving a good substitute for extinct native seed dispersers in Mauritius.
A biodiversity crisis as a result of invasive species may have capped the Devonian - not a mass extinction event.
The Canary Islands are a refuge for vultures.
Some animals, particularly invasive species, could wreak havoc on the local environment if they escaped.
The bearded goby is eating its jellyfish predators off the coast of Africa.
The bearded goby is eating its jellyfish predators off the coast of Africa.
Scientists are using an unorthodox method for dealing with Lake Tahoe's Asian clam infestation: suffocating them with mats.
If it seems like cockroaches have been around forever, they nearly have. Check out this 300-million-year-old cockroach ancestor that lived several million years before the world's first dinosaurs emerged. (Credit: Imperial College London and the Natural History Museum) A new ...