Maybe you’re familiar with the classical notion of the “great chain of being”, the hierarchical relationship between all the stuff in the universe. It was meant to show the connections between animals (including humans), vegetables, minerals, and the stuff out beyond the Earth, including angels and God.
Younger offspring felt (and I can’t help but agree) that it was time for an update.
First, all the stuff in the universe? That’s probably too much stuff to be organizing into one system — at least if the system is going to be useful, memorable, and (most importantly) the kind of thing you can draw in one sitting between nature walk and snack time.
Second, hierarchies are so first and second millenium. The reality that presents itself to our senses has more loose affiliations.
Finally, putting humans at the center of things seems kind of self-centered, especially given that most animalia couldn’t care less about us (unless they’re feeling peckish). Still, using a close relative to suggest the involvement of humans in the animal kingdom’s get together seems OK.
Here, then, is Younger offspring’s picture of beings unchained: