donno if ill keep any they will be for sale, the bigger ones are right at 4" and btw.... donno if the leo mated with her but i moved the pups into the other tank and put a divider up in with the other motoro and then at 730 took the divider out cuz the leo wasnt pay any attention to her and the motoro went up right away and mated with her again less then 2 seconds he was on her after i pulled the divider out