Is there a legitimate reason for confining animals? Unless you really mean slaughterhouses and that's not right either. Confining anyone or any animal is wrong. How can I group them all together? Parents leave their children in cars. Go sit, sleep and rest in a room as small as a 1970' sized bathroom or hey a small dog kernel or ANY space that's too small to move in. And once you can't handle it anymore like a week later I'll all your constituents if it should be legal.