DONT WORRY ABOUT THE --- OF YOUR LAWNMOWER AND YOUR SCOOTER MIXING, THE ONLY TIME YOUHAVE TO WORRY WITH ANY OF THE 3, IS IF YOU HAVE MORE THAN ONE OF THE SPECIES, YOU DO NOT WANT 2 MALES OF THE SAME SPECIES
oops, sorry about the caps
with a lawnmower and a scooter 2 males will not be a problem, IMEO