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Giant carnivorous lizards shared turf withFake ugg boots the earliest human settlers in Australia, according to a new study.

Research led by the University of Queensland have dated a 1 centimeter lizard bone to be around 50,000 years old, which coincides with the arrival of Australia's first Aboriginal inhabitants.

The scientists used radiocarbon and uranium thorium techniques to date the fossil to the Pleistocene period. This geological epoch lasted from 2.6 million to 11,700 years ago and saw 9 meter long crocodiles roaming Australia, according to Gilbert Price, Knock off uggsvertebrate palaeoecologist at the University of Queensland and the study's lead author.

Research news site may have eaten large mammals, as well as other reptiles and birds.

The study, published in Quaternary Science Reviews, proves for the first time that humans and giant lizards were present in Australia during the same time period. Humans can thus hypothetically be considered a driver of extinction of giant monitor lizards,fake uggs though the study does not suggest how this might have happened.

The fossil, which is at least 30,000 years younger than other giant lizard fossils found in Australia, was discovered in the Colosseum Chamber, part of a fossil-rich site known as the Capricorn Caves in the Mount Etna region in Queensland.

In 2003, human remains discovered at some studiesfake uggs for sale have linked their global extinction at least partially to human intervention.