Differing results for motivation tests and measures of resource use: The value of environmental enrichment to gestating sows housed in stalls

Sows are often housed in barren stalls during breeding and/or gestation. Environmental enrichment may improve sow welfare; however, the value of specific enrichments to sows is largely unknown. Our aim was to compare the motivation of gestating sows (32, n = 8/treatment) housed in stalls (2.1 m × 0.6 m), and fed at commercial levels, […]