Lamb

 Life on the Cutting Edge – Discoveries and Advancements Canadian Scientists Grow a Lab-Grown Heart for Transplants https://news.stanford.edu/stories/2025/06/heart-liver-organoids-research-regenerative-therapy Chinese Artificial Wombs Raise Lamb to Full Term https://www.theverge.com/2017/4/25/15421734/artificial-womb-fetus-biobag-uterus-lamb-sheep-birth-premie-preterm-infant Scientists Create an Injectable Oxygen Foam for when Someone Can’t Breathe. https://www.npr.org/sections/health-shots/2012/09/19/161431078/tiny-bubbles-injectable-oxygen-foam-tested-for-emergency-care