March comes in like a Lio Convoy (https://www.shmax.com/part_details/2150/lio_convoy) and goes out like a.... um.... a Ram Man (https://www.shmax.com/part_details/35365/ram_man).
........No, it's
not a stretch! Rams are adult male lambs.
This must be why no one tries to geekify old adages. (Thanks to Hellscream333 for the photo. You're the CatSCAN (https://www.shmax.com/part_details/3043/catscan)'s pajamas!)