This study aimed to determine if personality traits identified in dairy cows during the transition phase are correlated with those of their peripubertal heifer calves. At ∼24 d before calving and after being first introduced automated milking system, 23 Holstein were assessed using a combined arena test [consisting exposure consecutive novel environment (NE), object (NO), human (NH) tests]. Per...

BACKGROUND Many organisms, from bacteria to human hunter-gatherers, use specialized random walk strategies to explore their environment. Such behaviors are an efficient stratagem for sampling the environment and usually consist of an alternation between straight runs and turns that redirect these runs. Drosophila larvae execute an exploratory routine of this kind that consists of sequences of s...

BACKGROUND Child temperament is a measure of an individual's behavioral tendencies. The primary objective of this study was to examine whether child temperament modified the overweight risk associated with parent feeding behaviors and child eating behaviors. METHODS A sample of predominantly African American, Midwest families (N = 120) recruited from four metropolitan primary care clinics par...