I keep mine short too - for day to day ease of maintenance. When their hair gets longer, they also sweep the yard, especially the plumbago, and bring it to my bed. Oh yay.
Maryvonne - the boss? It has taken a few years, but the pecking order has settled down now. Alpha dog is Bear, the middle apricot one. Second is a somewhat uneasy tie between myself and Maggie, the little white one. Bottom of the food chain is then Andy. Having had a Siamese cat left to me, she has insinuated herself above Andy too.
Cheers,
Mike