Figure 2
From: A note on the consistency of a behavioral play marker in piglets

Phenotypic correlation between total number of joyful movements (JOY#), adjusted for the effects of sex and litter, at 44 and at 48 d of age.
From: A note on the consistency of a behavioral play marker in piglets
Phenotypic correlation between total number of joyful movements (JOY#), adjusted for the effects of sex and litter, at 44 and at 48 d of age.