lucidem and no other fungal species). Only one grow-your-own kit actually contained purely G. lucidum. 86% of all the products, including the grow-your-own kits and manufactured supplements ...
Dogs also have a layer of eye tissue that humans lack called the tapetum lucidum, it reflects light into the retina. This boosts dogs' night vision even more and is why dogs' eyes shine in the dark.
In dim light a cat sees much better than you do, as do dogs and nocturnal animals. That's because the structure of a cat's eye has a tapetum lucidum, a mirror-like layer immediately behind the retina.