<p>A) Average frequency of grooming pups across trial days. B) Average duration of grooming pups across trial days, C) Average frequency of grooming pups based on time of day, and D) Average duration of grooming pups based on time of day. <sup>*, #</sup> indicates significant differences within sex across days or times examined (P < 0.05). <sup>a</sup>,<sup>b</sup> indicates significant differences between sexes on the same day or time examined (P < 0.05).</p