Viñuela, J., Ferrer, M., Recio, F. 1991. Age-related variations in plasma levels of alkaline phosphatase, calcium and inorganic phosphorus in chicks of two species of raptors. Comparative Biochemistry and Physiology – Part A: Physiology 99: 49 – 54.
Key words: red kite, milvus milvus, black kites, milvus migrans, captive birds
Year: 1991