Through the 1930s, Vereshchagin had personally supervised the introduction of an initial community of 213 giant South American rodents – known as coypu, nutria, swamp beavers, swamp rats or ...

However, when they introduced the swamp rat, also known as the coypu or nutria, to Azerbaijan, they couldn't have known they were unleashing a rodent that would become one of the world's greatest ...

The States said: "The rodent, which looks like a large rat, is a non-native, invasive species. "Islanders are advised not to approach the coypu, but to report sightings." In England and Wales ...

Invasive species known as nutria are emerging in new places in the Houston area, including the Pearland suburb.