3 votes Beyond identical or fraternal: Six rare types of twins Posted February 10, 2020 by cfabbro Tags: medicine, biology, reproduction, embryonic development, twins, humans, videos, scishow https://www.youtube.com/watch?v=bpWJNSBQo0k Link information This data is scraped automatically and may be incorrect. Authors SciShow Duration 14:29 Published Feb 10 2020