"It moved back up the digestive tract towards the gill of the fish." Antonio Duarte/Getty Speaking with CNN, Hasegawa said while he and study coauthors Dr. Kazuki Yokouchi and Dr. Yuuki Kawabata ...
What adds credibility to this theory is the fact that lungfish, the other surviving species group of lobe-finned fish, possess both lungs and gills, allowing them to breathe underneath and above ...