parasitism
Collyer, M. L. 2000. The costs of parasitism for White Sands pupfish (Cyprinodon tularosa) infected by white grubs (Diplostomatidae). North Dakota State University.Master's Thesis. .
Smith, J. and K. Johnson. 2006. Southwestern willow flycatcher nesting success, cowbird parasitism, and habitat characteristics at the Pueblo of Isleta, New Mexico. Natural Heritage New Mexico Publ. No. 06-GTR-306. Natural Heritage New Mexico, University
Smith, J. and K. Johnson. 2005. Southwestern willow flycatcher nesting success, cowbird parasitism, and habitat characteristics at the Pueblo of Isleta, New Mexico. Natural Heritage New Mexico Publ. No. 05-GTR-283. Natural Heritage New Mexico, University