Two slipper-shaped Paramecia making love to each other... [Source: https://www.quantamagazine.org/why-sex-biologists-find-new-explanations-20200423/ …]pic.twitter.com/rTjQW0gxeA
8:29 AM - 23 Apr 2020
0 replies
3 retweets
31 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.