Emily’s Reviews > Nature's Nether Regions: What the Sex Lives of Bugs, Birds, and Beasts Tell Us About Evolution, Biodiversity, and Ourselves > Status Update

Notes for myself. Spiders masterbate into web and bring sperm to fem. Cephalopods hectocotylous, spring loaded sperm grenade, transfer sperm pouches to fem. mantle. Reduced penises Argonauts have detachable hectocotylous and mate only once. Velvet worms fix sperm to fem. Sperm sinks into body, travels via bloodstream because female is full of embryos. Virgin females mate with males with sperm headcrowns.