They live on small mammals, especially rabbits, but also feed on kangaroos, lizards and carrion.
But the Kangaroos, who had won the previous six World Cups, were surprisingly beaten 34-20.
But Kangaroos skipper Darren Lockyer continually pinned the Kiwis back inside their own half with his clever punts.
And Kangaroos skipper Danny Buderus thought Great Britain's superior ball control was the major factor in their victory.
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The Kangaroos ran in nine tries at the Telstra Dome in Melbourne to reinforce their tag as hot favourites.
The Kangaroos are upset with the home side's decision to narrow the width of the pitch by seven metres.
The mice hopped about like kangaroos, using both their forelimbs and hind limbs.
Earlier in the week, a survey taken by an Australian newspaper found that 82% of Australians were backing the Kangaroos for victory.
The dingo may have taken up the thylacine's ecological role of controlling kangaroos.
Great Britain have won Tests against the Kangaroos in recent years but never clinched an Ashes or Tri-Nations series victory.
Meanwhile, Australia coach Wayne Bennett said he thought his Kangaroos had put in their best performance so far on tour.
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The decision came after Kangaroos winger Joel Monaghan obstructed Lance Hohaia as the full-back closed in on a grubber kick.
In a drought year, all you might see are dusty plains, the odd mob of kangaroos and emus, and a few struggling trees.
Dingoes control populations of animals that compete for pasture with cattle such as kangaroos - and possibly feral goats and feral pigs.
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The same will have to occur in Australia for Kangaroo, as opposed to the continued slaughter of some 3 million Kangaroos each year, there.
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After Fiji had made a rare foray into the Aussie half, the Kangaroos showed how to turn defence into attack to score their fourth.
Although Fiji battled bravely, they were no match for the Kangaroos, Brent Tate ending up with two tries while Greg Inglis completed the scoring.
After defeating France in their opening match, England trailed 26-0 at the break in their game against the Kangaroos before staging a second-half comeback.
Kearney said that the Kiwis, who lost 58-0 to the Kangaroos in Wellington last year, must make sure that they build on their victory.
The wildlife has always been the draw here there are 200, 000 kangaroos, a million wallabies, koalas, seals clustered on the rocks or sleeping on the beach.
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Dingoes hunt kangaroos, and will banish foxes from land they occupy.
The Kangaroos added another eight minutes into the second half, Slater securing his hat-trick and seventh try of the competition after being played in by Lockyer.
His pictures, composed of beautifully fluid lines and dots, depict an innocently imagined outback where people are happily encamped among kangaroos, snakes, trees and spinifer grasses.
Despite suggestions that Great Britain could be outclassed by the Kangaroos following their opening defeat by New Zealand, Civoniceva insists it will be a tough contest.
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Modern mammals divide into three overarching groups: the placentals (most species, including man), the marsupials (kangaroos and their like) and the monotremes (the egg-laying platypus and echidnas).
'and they would hate us, and throw stones at us, and not let us see the kangaroos, or opossums, or blue-gums, or Emu Brand birds, or anything.
By the time another piece of clumsy defensive handling allowed Morris to stretch Australia's lead to 26-0, the Kangaroos were averaging more than a point a minute.
But my immediate impression of this troop of Kangaroos is a youthful, excitable bunch of mates keen to right the wrongs of their 2008 World Cup failure.
Coach Ricky Stuart has called on former Kangaroos captain Brad Fittler and Great Britain prop Adrian Morley, as well as a raft of Australian and New Zealand internationals.
It was a missed chance the hosts were to rue as the ruthless Kangaroos went upfield and scored, with Morris diving over in the corner and Thurston converting to level matters.
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