Abstract
Urine from estrous ewes increased the investigative premating activity of the ram. Estrous vaginal tampons resulted in a decrease. The flehmen response of the ram was closely associated with urination by the ewe.
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Stevens, K., Perry, G.C. & Long, S.E. Effect of ewe urine and vaginal secretions on ram investigative behavior. J Chem Ecol 8, 23–29 (1982). https://doi.org/10.1007/BF00984002
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DOI: https://doi.org/10.1007/BF00984002