Today we discuss organ donation, and parenting in the animal world. Organ donation: how can we modify incentives so that people who need organs have a good chance of getting them, but people with healthy organs are never sent to an early death because their organs are valuable? Then: a natural history primer on parental care and feeding ecology of some local mammals and birds. What can be learned from observing the successful parenting of both barn swallows and red foxes? ***** Our sponsors: Jolie: Beautiful showerheads that filter out the garbage without reducing water pressure. Go to http://jolieskinco.com/DarkHorse to get free shipping; free returns within 60 days. Fresh Pressed Olive Oil Club: Scrumptious & freshly harvested. Go to http://www.GetFreshDarkHorse.com to get a bottle of the best olive oil you’ve ever had for $1 shipping. ARMRA Colostrum is an ancient bioactive whole food that can strengthen your immune system. Go to http://www.tryarmra.com/DARKHORSE to get 15% off your first order. ***** Join us on Locals! Get access to our Discord server, exclusive live streams, live chats for all streams, and early access to many podcasts: https://darkhorse.locals.com Heather’s newsletter, Natural Selections (subscribe to get free weekly essays in your inbox): https://naturalselections.substack.com Our book, A Hunter-Gatherer’s Guide to the 21st Century, is available everywhere books are sold, including from Amazon: https://amzn.to/3AGANGg (commission earned) Check out our store! Epic tabby, digital book burning, saddle up the dire wolves, and more: https://darkhorsestore.org Thumbnail Solskin/DigitalVision via Getty Images ***** Mentioned in this episode: NYT 2025: Push for more organ transplants puts donors at risk: https://www.nytimes.com/2025/07/20/us/organ-transplants-donors-alive.html NYT 2003: Bret letter to the editor on organ donation and incentives: https://www.nytimes.com/2003/11/18/opinion/he-gave-of-himself-so-that-i-could-live-3-letters.html Monty Python’s The Meaning of Life on organ transplants: https://www.youtube.com/watch?v=Sp-pU8TFsg0 Cornell on barn swallows: https://www.allaboutbirds.org/guide/Barn_Swallow/overview Avian Architecture: https://amzn.to/4f4Hxh5 (commission earned) *****