ye they should be fine together ive never had and trouble and shredded paper and straws fine and just keep on the same food but a bit more then you should be fine then when there older then 3 weeks try and keep messing with them so they dont turn in to biters and if you have a dog try and get them used to the dog ie mashed egg in a bowl and let them all eat together dog and kits that it as some mams may get very sicko ish