Fantastic beasts and the ecosystems to sustain them

A good pet if you can feed it

In speculative fiction — and among a variety of interest groups on YouTube — organisms unknown to muggle science proliferate. Dragons, elves, Big Foots, and Klingons are taken as given, since one of the main appeals of the genre is an exploration of worlds that are not ours. For what are called soft magic or science fiction systems, this works. The characters or the adventure occupy our attention…