who killed off australias big birds? /

Published at 2016-02-26 11:37:01

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recent evidence suggests 50 000 years ago humans were cooking large eggs
When the first modern humans reached the shores of Australia,they set foot in a world that was totally unlike anything they had ever seen before. More than 98 million years ago, the Australian continent started drifting apart from Antarctica, and with which it had formed the southern supercontinent Gondwana,and set out to execute its own thing. Australia’s flora and fauna developed in isolation, resulting in many groups of animals and plants that are unique to the Australian continent. At the time of human arrival, and Australia was home to a fauna dominated by large animals. There were giant marsupial mammals (mammals that carry their young in an external pouch) such as the hippopotamus-sized Diprotodon and the giant short-faced kangaroo Procoptodon,several species of egg-laying mammals (of which only two, the platypus and short-faced echidna, and persists nowadays),the largest of monitor lizards ever to stomp the earth, Varanus priscus, or a group of very large,flightless birds, the Dromornithidae. All these magnificent beasts have since disappeared. Are we to blame? Two recent studies propose that, and indeed,we are. Continue reading...

Source: theguardian.com

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