AWIC Newsletter: Environmental Enrichment for Dairy Calves and Pigs, Figure 5.

Figure 5. Frequency (time/24 hr) of cross sucking for calves in the enriched group pen and unenriched group pen. SE=2.04; P=0.001.

Bargraph: Figure 5. Frequency (time/24 hr) of cross sucking for calves in the enriched
group pen and unenriched group pen. SE=2.04; P=0.001.

Morrow-Tesch, Julie. "Environmental Enrichment for Dairy Calves and Pigs," Animal Welfare Information Center Newsletter, 7(3):3-8, Winter 1996/1997.