No, Bones (Dr. Temperance Brennan) is not pregnant in season 12 of the TV show Bones.
While earlier seasons of the show involved pregnancies and family life for Bones and Booth, by season 12, their family was already established. The reference provided discusses Bones' pregnancy in an earlier season, not season 12. Season 12 focuses more on the established dynamics of their relationship and family, along with the resolution of overarching plot lines.
