This was the sound that Pepo used to his advantage to get McComb to fill his dish each morning, and it seems to have caught on throughout the domestic cat world.

• 这是“西葫芦”使用自己的优势来让麦库姆每天早上补充它的菜的声音。据麦库姆说，这种咕噜叫声似乎对调动人（比单独发出咕噜声）更有效，或标准的喵喵声（“我认为可能会把猫赶出卧室“）。