Equus (genus) a female horse. With rare exceptions, these hybrids are sterile and cannot reproduce. A related hybrid, a hinny, is a cross between a male horse and a female donkey. Other hybrids include the zorse, a cross between a zebra and a horse and a zonkey or zedonk, a hybrid of a zebra and a donkey. In areas where Grévy's zebras are sympatric with plains zebras, fertile hybrids do occur. Equines have significant differences in size, though all are characterized by long heads and necks. Their slender legs support their weight on one digit (which evolved from the middle digits). Grévy's
Travels with a Donkey in the Cévennes us the landscape that makes us who we are." Several writers, such as the Scottish novelist Christopher Rush, have written of their own efforts to retrace Stevenson's steps. Accounts include a bicycle trip 25 years after Stevenson's hike and a comic adventure on the part of two British women. A section of Richard Holmes' "Footsteps: Adventures of a Romantic Biographer" chronicles the author's retracing of Stevenson's journey as well. Travels with a Donkey in the Cévennes Travels with a Donkey in the Cévennes (1879) is one of Robert Louis Stevenson's earliest published works and is considered a pioneering classic of