Dying breed: Tunisian dog lovers push to save age-old desert hound

Nemcha, Zina and Zouina, three North African Sloughi hounds, play on the beach in Tunisia where their ancestors have long roamed desert plains, seemingly unaware of the existential threat to their dwindling breed.

The Sloughis, known for their speed and slender physique, have for many centuries accompanied nomadic societies across North Africa, and have been featured in art and lore dating back at least to the Roman era.

But nowadays breeders and advocates say that unregulated crossbreeding,…