A rat has been found dead in a trap on a predator free Southland island, triggering a hunt. Ulva Island, off the coast of Stewart Island / Rakiura, first became predator-free in 1997 and is a ...

Rats harbor the parasite and pass the larvae along in their feces ... representing 37 species from almost 200 sites around the islands. Rat lungworm tended to occur in warmer and rainier locations ...