Consideration of the basic characteristics of nerve impulse propagation suggests that the speed of conduction in mammals is close to the maximum possible.
A simple trick used by fireflies turned out to dramatically increase the light output of a test bulb designed by Belgian physicist Jean-Pol Vigneron.
This is intelligent design that sweeps the planet, covering not biology alone, but chemistry, geology, and physics.
It’s hot out. Be glad that you’re a human being, and not some other kind of mammal.