Reports Food or Training in Paramecium? + See all authors and affiliations Science 27 Dec 1957:Vol. 126, Issue 3287, pp. 1340-1341DOI: 10.1126/science.126.3287.1340 BEATRICE GELBERFind this author on Google Scholar Find this author on PubMed Search for this author on this site Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears below.