They will only appear within the active lot’s bounds.
Sims without a preference will not have any specific effects to keep those features opt-in. Sims will autonomously react to bugs depending on their preference and proximity to them. It will also spawn the new pond effects introduced in the Cottage Living patch including mosquitos, dragonflies, and fireflies, however due to their footprint they are currently not directly interactable or collectable like the Retreat insects.
