Never assume that your fish that have never touched a smaller fish won't. - They probably just couldn't catch them.
Never assume that a fish's mouth is too small to eat the smaller expensive fish you just got. - They probably will catch them.
Never assume that your new rare fish will be ok in the tank with your inexpensive fish. - They will get eaten.
Fat sleepers have deceptively sized mouths and surprisingly fat bellies after eating your new fish. That's all I'm saying.
Never assume that a fish's mouth is too small to eat the smaller expensive fish you just got. - They probably will catch them.
Never assume that your new rare fish will be ok in the tank with your inexpensive fish. - They will get eaten.
Fat sleepers have deceptively sized mouths and surprisingly fat bellies after eating your new fish. That's all I'm saying.

Thats one tough gourami.......