Pregnancy is, biologically speaking, extremely weird! A pregnant animal’s body goes through so many hormonal and physical changes to make sure a zygote has everything it needs to grow. This week, we’re talking about a few of those things, like why pregnant people get nauseated and other animals might not. So is pseudopregnancy a real thing, or are pandas just tricking zookeepers to get extra treats? Why is there a patent for a birthing machine that looks like a horrible carnival ride? And what the heck is a stone baby?
Want to know more about our topics? Check out these links:
[Truth or Fail]
https://patents.google.com/patent/US3216423A/en
https://dublin.sciencegallery.com/failbetter/apparatusfacilitatingbirthchildcentrifugalforce/
[Fact Off]
Panda pseudopregnancy:
Lithopedion:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3979976/
https://alumni.amc.edu/pages/archives/archives---the-stone-baby
https://utmb.influuent.utsystem.edu/en/publications/lithopedion-stone-baby
https://www.health.harvard.edu/womens-health/calcium-beyond-the-bones
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4750627/
[Ask the Science Couch]
Morning sickness:
http://news.cornell.edu/stories/2000/05/morning-sickness-protects-mothers-and-their-unborn
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3676933/
https://www.jstor.org/stable/2664252?seq=1#page_scan_tab_contents
https://www.pregnancysicknesssupport.org.uk/resources/literature-review/symptoms-of-nvp-in-animals/
https://www.livescience.com/32301-do-pregnant-animals-get-morning-sickness.html
[Butt One More Thing]
Meconium: