N. M. Simmons

Demography of Dall's Sheep in the Mackenzie Mountains, Northwest Territories

M. Bayer, N. M. Simmons, L. O. Sinkey, 1984 .

Flora of the Cabeza Prieta Game Range

N. M. Simmons, 1966 .

THE SOCIAL ORGANIZATION, BEHAVIOR, AND ENVIRONMENT OF THE DESERT BIGHORN SHEEP ON THE CABEZA PRIETA GAME RANGE, ARIZONA

N. M. Simmons, 1969 .

Seasonal Ranges of Dall's Sheep, Mackenzie Mountains, Northwest Territories

N. M. Simmons, 1982 .

Dall sheep (Ovis dalli dalli) milk. I. Effects of stage of lactation on the composition of the milk.

A. M. Pearson, B. Baker, N. M. Simmons, 1970 .