Sula dactylatra (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sula dactylatra" in Italian language version.

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1books.google.com

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books.google.com

(EN) Nigel Redman, Terry Stevenson e John Fanshawe, Birds of the Horn of Africa: Ethiopia, Eritrea, Djibouti, Somalia, and Socotra - Revised and Expanded Edition, Princeton University Press, 2016, p. 44, ISBN 978-0-691-17289-7, OCLC 944380248. URL consultato il 4 dicembre 2018.

jstor.org

(EN) David Anderson, Evolution of Obligate Siblicide in Boobies. 1. A Test of the Insurance-Egg Hypothesis, in The American Naturalist, vol. 135, n. 3, 1990, pp. 334-350.
(EN) David Anderson, Evolution of Obligate Siblicide in Boobies. 2: Food Limitation and Parent-Offspring Conflict, in Evolution, vol. 44, n. 8, 1990, pp. 2069-2080.

worldcat.org

(EN) Nigel Redman, Terry Stevenson e John Fanshawe, Birds of the Horn of Africa: Ethiopia, Eritrea, Djibouti, Somalia, and Socotra - Revised and Expanded Edition, Princeton University Press, 2016, p. 44, ISBN 978-0-691-17289-7, OCLC 944380248. URL consultato il 4 dicembre 2018.