Yep, pretty much what I pictured. Mice are small. You just grab it to restrain it and stick the tube where it needs to go. This doesn't require mistreating the

Yep, pretty much what I pictured. Mice are small. You just grab it to restrain it and stick the tube where it needs to go. This doesn't require mistreating the animal (any more than any animal testing is considered mistreatment, but that's another discussion), just being firm and deliberate.