Document Type

Article

Publication Title

American Naturalist

Publication Date

1984

Volume

124

Issue

4

Disciplines

Biology | Life Sciences

DOI

10.1086/284293

Comments

© 1984, University of Chicago Press. View original published version at 10.1086/284293.

Rights

© 1984, University of Chicago Press. View original published article at 10.1086/284293.

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