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  Category:Proboscidea – Wikimedia Commons

  https://commons.wikimedia.org/wiki/Category:Proboscidea?uselang=de

  Keine Beschreibung vorhanden.

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  Evolution of Island Mammals: Adaptation and Extinction of Placental Mammals ... - Alexandra van der Geer, George Lyras, John de Vos, Michael Dermitzakis - Google Books

  https://books.google.de/books?id=JmSsNuwMAxgC

  Evolution on islands differs in a number of important ways from evolution on mainland areas.  Over millions of years of isolation, exceptional and sometimes bizarre mammals evolved on islands, such as pig-sized elephants and hippos, giant rats and…

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