Short Communications Ethology, Ecology, Natural Product Chemistry

Experientia

, Volume 42, Issue 2, pp 198-199

Andorphins implicated in stereotypies of tethred sows

  • G. M. CroninAffiliated withDepartment of Animal Husbandry, Ethology, Agricultural UniversityRudolf Magnus Intitute for Pharmacology, Medical Faculty, University of Utrecht
  • , P. R. WiepkemaAffiliated withDepartment of Animal Husbandry, Ethology, Agricultural UniversityRudolf Magnus Intitute for Pharmacology, Medical Faculty, University of Utrecht
  • , J. M. van ReeAffiliated withDepartment of Animal Husbandry, Ethology, Agricultural UniversityRudolf Magnus Intitute for Pharmacology, Medical Faculty, University of Utrecht

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Summary

The study presents evidence that the stereotypies of tethered sows are associated with the release of endorphins. This is the first indication that stereotypies may be an effective coping strategy.

Key words

Endorphins stereotypies tethered sows animal welfare