Random Samples Diet for a Small Pika Science 20 Aug 1993:Vol. 261, Issue 5124, pp. 989DOI: 10.1126/science.261.5124.989 Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears above.
Science Vol 261, Issue 512420 August 1993 Table of Contents Print Table of Contents Back Matter (PDF) Ed Board (PDF) Front Matter (PDF)
