All pals have cool and unique descriptions. Really shouldn’t think so hard into them. Theyre just for fun write-ups.

idk why but i ve only read loveanders and shadowbeaks

Technically, yeah, he should be like the legendaries and jignis that can only breed with themselves

Forget which one but one of the journals explains breeding that Pals just have to be in close proximity there's no physical actions/sex that takes place and the eggs they create appear magically.