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Ecology Of An Invasive Predator In Hawaii, Steven C. Hess, Heidi Hansen, Paul C. Banko
Ecology Of An Invasive Predator In Hawaii, Steven C. Hess, Heidi Hansen, Paul C. Banko
Managing Vertebrate Invasive Species
Cats (Felis catus) brought to Hawaii in the 1700s now occupy most habitats throughout the islands, including montane and sublapine zones. We studied home range, population genetics, diseases, and diet of feral cats on Hawai`i Island. Feral cats on Mauna Kea live in low densities and exhibit some of the largest reported home ranges. While 95% kernel home range estimates for 4 males ( x = 1418 ha) were nearly twice as large as 3 female home ranges ( x = 772 ha), one male maintained a home range of 2050 ha. Population genetics revealed that Mauna Kea …