Recent research employing the elevated plus-maze to assess anxiety in rodents has
incorporated a variety of behavioral elements in addition to the standard parameters of
entries onto and time spent in the aversive open arms. In the present study, we have used a
large database comprising the behavioral profiles of 90 undrugged mice to examine the
relationship between the standard spatiotemporal measures and a range of specific
behaviors related to the defensive repertoire of the mouse. A factor analysis applied to the …