21 Animals That Can Breathe Without Lungs—And How They Pull It Off
No lungs? No problem. These animals pull off what seems impossible—breathing without the very organs most creatures depend on to stay alive. No gasping, no wheezing, just smooth, silent survival through skin, gills, and even their backsides. Yes, backsides. Some of them ooze through mud, others glide through oceans, and a few live their whole …