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About the Cover


Silhouettes of most of the extinct late Pleistocene Australian vertebrate species, drawn to scale. The height of the kangaroo in the center of row 5 is about that of an adult human male. [From Peter Murray, “Extinctions downunder: A bestiary of extinct Australian late Pleistocene monotremes and marsupials,” in Quaternary Extinctions (Paul S. Martin and Richard G. Klein, Eds.), reviewed on page 870]


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Science. ISSN 0036-8075 (print), 1095-9203 (online)