Pickett Bw, V. J. (1975). Abnormalities of mating behaviour in domestic stallions. J Reprod Fert Suppl, 23, 129–134.
|
Pienaar U De V,. (1963). The large mammals of the Kruger National Park – Their distribution and present – day status. Koedoe, 6, 1–37.
|
Pocock Ri,. (1902). A new arrangement of the existing species of equidae, with the description of a new subspecies of “zebra”. Ann & Mag N Hist, 7, 304–328.
|
Pocock Ri,. (1904). The cape Colony Quaggas. Ann Mag Nat Hist Lond, 7, 313–328.
|
Pocock Ri,. (1907). Notes on the quagga and Burchell's Zebra in the Paris Museum. Ann & Mag N Hist, 7, 516–521.
|
Pocock Ri,. (). On the colours of horses, zebras and Tapirs. Ann & Mag N Hist, 8, 404–415.
|
Pocock Ri,. (1909). Photographs of Burchel's and Wahlberg's Quaggas. Ann & Mag N Hist, 7, 415–419.
|
Pocock Rj,. (). The coloration of the Quaggas. Nature, 68, 356–357.
|
Poglayen- Neuwall I,. (1982). Einbürgerung exotischer Huftiere in New Mexico 1950 – 1979. Zool. Garten., 52, 195–232.
|
Potter Rl, H. R. (1979). Feral burro food habits and habitat relations, Grand Canyon National Park, Arizona. Symposium on the Ecology and Behavior of wild and feral Equids, Laramie, , 143–157.
|