Figure 1.
Rate of yawning across conditions.
Yawns per minute (± SEM) across the baseline, gape, nose-wipe and yawn conditions for trials with infants and juveniles with a familiar and unfamiliar model, as well as data from the familiar and unfamiliar conditions collapsed.
Figure 2.
Rate of nose-wiping across conditions.
Nose-wipes per minute (± SEM) across the baseline, gape, nose-wipe and yawn conditions for trials with infants and juveniles with a familiar and unfamiliar model, as well as data from the familiar and unfamiliar conditions collapsed.