Science | Interesting | How it works on Instagram: "Snake venom contains specialized proteins and enzymes that target the blood. Some venoms have procoagulants, which trigger rapid clotting, making the blood thicken and appear solid. Others contain hemotoxins that destroy red blood cells and damage blood vessels, causing internal bleeding. These effects stop normal circulation and help the snake immobilize or kill prey quickly. The speed of this reaction depends on the venom type and the size of