New Zealand Mammals

11002-19109 Norway or brown rat (Rattus norvegicus) stealing bait from a bait station on Breaksea Island. They are excellent swimmers, and some of the most dramatic impacts of Norway rats have been seen on islands where they cause significant damage to seabird populations by eating eggs, chicks and occasionally adults *

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11002-19109 Norway or brown rat (Rattus norvegicus) stealing bait from a bait station on Breaksea Island. They are excellent swimmers, and some of the most dramatic impacts of Norway rats have been seen on islands where they cause significant damage to seabird populations by eating eggs, chicks and occasionally adults *

19109 Brown rat taking bait New Zealand mammals rodent pest water sewer rattus norvegicus feral introduced mammalian predator