Next it was found that it was physiologically and structurally the same in the plant, that it was the living part of the plant, that which manifested the life and did the work in vegetable as well as in animal organisms. ↗
If you want to study one of these strange organisms, you had better have a good justification. It's not good to study gene organisation in some obscure insect that no one's ever heard about. ↗
People are not the only interesting organism on earth. From the point of view of scientific or commercial value, there are lots of interesting organisms. ↗