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Black Rat - Rattus rattus | |
Florida's Nonnative Wildlife. Species detail.First year: late 1700s Extirpated year: Established status: Populations are confirmed breeding and apparently self-sustaining for 10 or more consecutive years. Estimated Florida range: 67 counties At least 10 years Statewide trend: Unknown status Threats to natives: Black rats prey on native birds and bird eggs. Murine typhus has been found in some Florida populations. They can transmit salmonellosis and leptospirosis. Species Account: Black rats were widely distributed in Florida by the 1800s. This species is not dependent on man and can live in more natural environments than the Norway rat. Habitats: Central or core urban area, Low density suburban development, areas peripheral to core urban areas, and small towns References Layne, J. 1997. Nonindigenous Mammals. Pages 157-186 in Strangers in Paradise: impact and management of nonindigenous species in Florida (Simberloff,D., D. Schmitz, and T. Brown, eds.). Island Press, Washington, D. C. Pimental, D., L. Lach, R. Zuniga, and D. Morrison. 1999. Environmental and economic costs associated with non-indigenous species in the United States. Cornell University. http://www.news.cornell.edu/releases/Jan99/species_costs.html Links to more information |
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