The Lost Penis Enigma
May 13, 2021 Because there are so many different types of penises among our evolutionary relatives, we didn’t know until a recent discovery whether they all had the same origin.
Audio is streamed directly from the publisher (tracking.swap.fm) as published in their RSS feed. Play Podcasts does not host this file. Rights-holders can request removal through the copyright & takedown page.
Show Notes
To learn more about this topic, start your googling with these keywords:
- Amniote: Vertebrates whose embryos are enclosed in a thin sac.
- Cloaca: A posterior orifice used for excretion and reproduction.
- Cloacal Kiss: A method that penisless amniotes use to mate, which involves males and females momentarily pressing their cloacae together.
- Tuatara: Reptiles endemic to New Zealand that are the only surviving members of their ancient amniote group.
- Hemipenis: One of the paired copulatory organs of lizards and snakes.
- Bmp4: A protein that, when present, stifles the growth of penises in chick embryos.
- Convergent Evolution: The independent evolution of similar features in different species.
MinuteEarth is produced by Neptune Studios LLC
https://neptunestudios.info
If you like what we do, you can help us!
- Become our patron: https://patreon.com/MinuteEarth
- Buy our merch: http://dftba.com/minuteearth
- Buy our book: https://minuteearth.com/books
- Sign up to our newsletter: http://news.minuteearth.com
- Share with your friends and family
- Leave us a comment (we read them!)
Learn more about your ad choices. Visit megaphone.fm/adchoices