What's Wrong With Exotic Species?

Mark Sagoff


On the morning of December 19, 1997, Isabel, Yoyo, and Sydney--three young trumpeter swans following two ultralight aircraft across the Chesapeake Bay--landed near the Blackwater National Wildlife Refuge on Maryland's Eastern Shore.

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DOI: http://dx.doi.org/10.13021/G8pppq.191999.325

Philosophy and Public Policy Quarterly
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