Figure 1 | Scientific Reports

Figure 1

From: Gilts prefer an open pen to a stall

Figure 1

Experimental apparatus. Trios of gilts had free access between an open area and crates for a week. Feed and water were provided ad libitum inside and outside of crates. The 4th crate without a feeder in each pen was locked and not available to animals. Illustration by Ann Sanderson.

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