News tagged with grass

Four million years at Africa's salad bar

As grasses grew more common in Africa, most major mammal groups tried grazing on them at times during the past 4 million years, but some of the animals went extinct or switched back to browsing on trees and shrubs, according ...

dateAug 03, 2015 in Ecology
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Kangaroos win when Aborigines hunt with fire

Australia's Aboriginal Martu people hunt kangaroos and set small grass fires to catch lizards, as they have for at least 2,000 years. A University of Utah researcher found such man-made disruption boosts kangaroo populations ...

dateAug 04, 2014 in Ecology
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