4 replies to this topic

[TEO]

Two-part barbed penises, a physical struggle and 20 minutes of penetration. That’s how some sea slugs do it. But the real shocker is that, for one species at least, those in the female role seem to engage in these bizarre, violent sexual encounters more often than might be biologically necessary. http://blogs.scienti...than-you-think/

[Tim the Beek]

Sea slugs want to get smarter?

[jnjn]

"prolonged penetration with a penis that “bears four to five large hook-shaped spines at its base and a crown of 20 to 30 minute fine pointed spines at its tip, which are spread like an anchor in the female genital tract during mating. ”

[KrisNYG]

Tasmanian devil sea slug?

[TEO]

"But perhaps the strangest thing is that the sea slugs in question, Siphopteron quadrispinosum, are hermaphroditic, which means that any slug can assume the position of a male—or a female—in an encounter."