Treppennatter – Zootier Lexikon https://www.zootier-lexikon.org/kriechtiere-reptilia/schlangen/land-baum-und-trugnattern/treppennatter-elaphe-zamenis-scalaris
Internetquellen Treppennatter (Elaphe = Zamenis scalaris) © Jean-Marc Rosier (http
Internetquellen Treppennatter (Elaphe = Zamenis scalaris) © Jean-Marc Rosier (http
E. (1882-1887) CITES IDENTIFICATION MANUAL CITES TRADE DATA BASE GRZIMEK, B.
© Peter Dollinger, Zoo Office Bern Literatur und Internetquellen GRZIMEK, B.
Illustration aus P. BLEEKER (1865).
The IUCN Red List of Threatened Species 2016: e.T136290A22164644. http://dx.doi.org
. & HARLOW, P. (2012). Brachylophus fasciatus.
Dunkelblau: P. x. xanthopus; gelb: P. x. celeris Gelbfuß-Felsenkänguru (Petrogale