Cold Blooded, Warm Blooded, and Non-Evolution
In an amazing surprise, proclaimers of universal common descent evolution used circular reasoning. Just kidding, they frequently do that sort of thing. There is a huge gulf between warm- and cold-bloodedness, and the expensive word comes into play: thermoregulation. If you look closely at it, you can figure out that it means that living things can keep their body temperatures within certain boundaries. There are many various methods utilized so they do not become too cold or overheated whenever possible. Alligator and lions wanting you to pet them, both images from Pxhere Scientific literature has plenty of material about, "Boy, thermoregulation sure is a nifty thing, being helpful and all." But evolution is supposed to be without purpose, right? These jaspers often discuss why it evolved, and that's bad medicine to fundamentalist evolutionists. Except when teleology suits their purposes. Researchers studied both fossilized and living mammals and learned about the uniq