By 8 months old, most babies will demonstrate attachment behauior. They will feel
free to play with toys and explore new territory at long at their special person is in
sigth. The minute that person disappears, the babies will become sober or even
distressed. Depending on their temperament, some babies will resume play in a faw
minutes and tolenrate the presence of a new person. Babies who are temperamentally
wary may continue to show distress until their attachment figure returns and to resist
the overtures of an unfamiliar person.