And don't say humans, too obvious, too cynical.
I'd delete mosquitos.
The only negative effect I can think of would be fish won't have mosquito larvae to eat and their diet would have to shift.
And don't say humans, too obvious, too cynical.
I'd delete mosquitos.
The only negative effect I can think of would be fish won't have mosquito larvae to eat and their diet would have to shift.
The bats would miss them.
Any change to the biodiversity on our planet will have a negative effect. What is a pest to you is food for another species, or a pollinator, or any of dozens of valuable purposes.