(A) Duration of time spent performing anxiety-like, externally oriented, or depressive-like behaviors during ICV infusion of vehicle or CRF in six animals tested when individually housed. (B) Duration of time spent performing anxiety-like, externally oriented, or depressive-like behaviors during ICV infusion of vehicle or CRF in eight animals tested in a social group. Data are mean ± SEM; *, P ≤ 0.05.