Christine Janis – The Conversation

Sabre-tooth tiger Smilodon meets the South American marsupial, Thylacosmilus. This is a classic image of supposedly ‘superior northerners’ outcompeting ‘inferior southerners’, but such meetings actually rarely happened as many of the southern species had already gone extinct. 'The rise of Smilodon', Hodari Nundu

October 6, 2020

South America is filled with mammals of North American origin but not vice versa – and scientists have figured out why

Christine Janis, University of Bristol

Why were mammals travelling south through newly-formed Panama so much more successful than those heading north?

Modern day kangaroos exhibit a hopping form of locomotion. Leo/Flickr

October 15, 2014

Giant kangaroos were more likely to walk than hop

Christine Janis, Brown University

Extinct giant kangaroos may have been built more for walking, rather than hopping like today’s kangaroos, especially when moving slowly. These sthenurine kangaroos existed until around 30,000 years ago…

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