Maust, M., Clum, N. and Sheppard, C. (2007). „Ontogeny of chick behavior: a tool for monitoring the growth and development of lesser adjutant storks”. Zoo Biol.26 (6), 533–538. o. DOI:10.1002/zoo.20156. PMID19360599.
nih.gov
pubmed.ncbi.nlm.nih.gov
Maust, M., Clum, N. and Sheppard, C. (2007). „Ontogeny of chick behavior: a tool for monitoring the growth and development of lesser adjutant storks”. Zoo Biol.26 (6), 533–538. o. DOI:10.1002/zoo.20156. PMID19360599.