What makes a hourses back so strong?

How long does it take for a snake to digest a mouse? What is the normal size of panies? What are the risks in a pregnancy with positive human papilloma virus? Are there environmental factors that can cause hydrocephalus in cattle or is it always a genetic condition? How big does an eastern painted turtle get? What are the side effects of too much salt? Do ducks have salmonella plus? What is burn page? Does sleeping in really make you more tired? What is the formula for manually calculating the TMP in dialysis? Is it true that alcohol consumption on an empty stomach can cause a peptic ulcer or bleeding ulcer? The teen pregnancy rate declined by 2 percent between 1999 and 2000 True or False? What happens when you mix alcohol and caffeine? Which hormones stimulate gastric juice secretion? Not pregnant why does my nipples stay hard all the time? I have Heavy bleeding is it a miscarage im 5weeks pregnant and with my last pregnancy had some bleeding in the start but baby was fine.? Do veins run through your muscles? Im 13 and I have lumps under both of your nipples Is it puberty or cancer? Is a stress fracture an acute or chronic? Which term describes the region where vision is sharpest on the retina?