[Niamh.]

Originally Posted by Withano

This suggests that any animal could hypothetically be mono or poly though? I disagree. A swan will always mate for life, a lion will always be a ****boy. I'd imagine only humans have switched, and I'd imagine that this is only because of the social rules that we forged ourselves a few thousand years ago.

A swan won't always mate for life but they usually do

ETA I think TS already covered that though, you can't compare a Lion to a human