CalhounJ

Autor:

Yoichi R Okamoto, White House photographer [1]

Credit:

http://www.pubmedcentral.nih.gov/picrender.fcgi?artid=1644264&blobtype=pdf. Work republished by NIH

Original source: John Calhoun "Death Squared: The Explosive Growth and Demise of a Mouse Population", 80 Proc. roy. Soc. Med. Volume 66January 1973 pp 80 - 88.

Krótki link:

https://plwiki.pl/b/1012ed

źródło:

Wikimedia Commons

Wymiary:

1653 x 1110 Pixel (716710 Bytes)

Opis:

Джон Кэлхун проводит эксперимент с крысами

Licencja:

Public domain