Learn about animal genetic modification and the benefits it provides for humans on this Moment of Science.
Here’s how innate immunity works. In your bug body there is a fluid called hemolymph, which is equivalent to human blood. If you’re injured, components in the hemolymph interact with specialized cells in your immune system to clot and form a scab that seals off your wound and prevents infection.
Vampire bats may seem like a blood problem you may have to deal with. However, you should be worrying about having a stroke!