Weasels, Mustela erminea, were live-trapped and brought to the laboratory at Tulane University to study the effect of photoperiod and sexual hormones on hair growth and molting. Project Number 93.
Negus, Norman C.
"Molting in Mammals,"
Jackson Hole Research Station Annual Report: Vol. 1959
, Article 11.
Available at: http://repository.uwyo.edu/jhrs_reports/vol1959/iss1/11