The scientific community widely recognizes that “sex” is a complex category composed of
multiple physiologies. Yet in practice, basic scientific research often treats “sex” as a single …

Sex is ubiquitous and variable throughout the animal kingdom. Historically, scientists have
used reductionist methodologies that rely on a priori sex categorizations, in which two …

Chromosomal inversions have been identified in many natural populations and can be
responsible for novel traits and rapid adaptation. In zebra finch, a large region on the Z …

Understanding how behavioral traits are inherited and, to some extent, genetically encoded
is critical to understanding how behavior evolves. Investigating the genetic basis of behavior …