Table 2 Manipulator-control pig pairs showing the outcome of the matching process.

From: Fewer culturable Lactobacillaceae species identified in faecal samples of pigs performing manipulative behaviour

 

Pen

Birth size

Sex

Five manipulator-control pig pairs

Same

Same: one large pair, four medium pairs

Same: three male pairs, two female pairs

One manipulator-control pig pair

Same

Different: one large pig + medium pig pair

Same: both female

Five manipulator-control pig pairs

Same

Same: one large pair, four medium pairs

Different: male + female pig, five pairs

Four manipulator-control pig pairs

Different

Same: one small pair, three medium pairs

Same: three male pairs, one female pair

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