Christopher Laurikainen Gaete

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PhD Candidate, Wollongong Isotope Geochronology Laboratory, University of Wollongong

Fossil rock wallaby teeth from Mount Etna Caves and a portrait of a modern yellow-footed rock wallaby. Chris Laurikainen Gaete

January 11, 2026

Christopher Laurikainen Gaete, University of Wollongong; Anthony Dosseto, University of Wollongong, and Scott Hocknull, CQUniversity Australia

Today, rock wallabies rarely stray far from the safety of their rocky shelters. But the fossil record tells a very different story.

Chris Laurikainen Gaete

April 23, 2025

Christopher Laurikainen Gaete, University of Wollongong; Anthony Dosseto, University of Wollongong; Lee Arnold, University of Wollongong, and Scott Hocknull, The University of Melbourne

Australia’s giant Protemnodon kangaroos didn’t die out everywhere at the same time. Instead, extinction proceeded one habitat at a time.