Officer nicknamed the octopus sacked for misogyny / Octopuses have some of the oldest known sex chromosomes, study finds / Saturday Citations: Octopuses as shift supervisors for fish; universe confounds standard model; extremely old cheese / Terrance the octopus came to live with a family. Then she laid dozens of eggs / #TheMoment an octopus squeezed a B.C. woman's leg / Octopuses / Earliest known sex chromosomes evolved in octopuses / Oldest known animal sex chromosome evolved in octopuses 380 million years ago / US government considers protecting octopuses used in research