Before darwin where did people think animals came from?

Other theories

Explanation:

Here's a quote:

“… as the earth and ocean were probably peopled with vegetable productions long before the existence of animals; and many families of these animals long before other families of them, shall we conjecture, that one and the same kind of living filaments is and has been the cause of all organic life.”

ERASMUS DARWIN

Zoonomia, 1794

d.

explanation:

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.