Stress hormone level and the welfare of captive European bison (Bison bonasus): the effects of visitor pressure and the social structure of herds.

Acta Vet Scand · 2021 · PMC8193117 · PMID 34112211

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may be significantno p-value reported

This is important because the results indicate that there may be significant differences in the welfare of captive European bison kept under different conditions.

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