Literature
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- Brom, T. G. 1991a. The diagnostic and phylogenetic significance of feather structures. Published thesis, University of Amsterdam.
- Brom, T. G. and T. G. Prins 1989. Microscopic investigation of feather remains from the head of the Oxford Dodo, Raphus cucullatus. J. Zool., Lond. 218: 233-246.
- Day, M. G. 1966. Identification of hair and feather remains in the gut and faeces of stoats and weasels. Journal of Zoology 148: 201-217.
- Dunning, J. B. Jr. (ed.). 1993. CRC Handbook of Avian Body Masses. CRC Press, Boca Raton, Florida. 371 pp.
- Shamoun, J. and Y. Yom-Tov [ 1995. ]. The Microstructure of Feathers of Israeli Birds. Publ. Tel Aviv University, 302 pp.