Video 1. Optogenetic stimulation of PeFA^Ucn3 neurons in a virgin female mouse during pup-directed behavior.

Download video file ^{(5.3MB, mp4)}

A newborn pup is presented to a female in the home cage. Optogenetic stimulation is indicated by the white dot in the upper center of the frame. In a subset of females, we observe tail rattling behavior toward the pup during light illumination as seen in this example.