共 56 条
[1]
Alexander R.D., 1974, Annual Rev Ecol Syst, V5, P325, DOI 10.1146/annurev.es.05.110174.001545
[3]
BLAKER D, 1969, Ostrich, V40, P75, DOI 10.1080/00306525.1969.9634335
[5]
BRAUN BM, 1981, THESIS U CALIFORNIA
[6]
Brown J.L., 1981, P244
[7]
Brown J. L., 1964, Wilson Bulletin, V76, P160
[10]
COOPER J, 1980, OSTRICH, V51, P183