A croc's life: There's more than meets the eye

Saltwater crocodiles are large predators that lurk in muddy waters, with jaws powerful enough to attack anything from water buffalo to humans... but they are also just big chilled-out lounge-lizards who love to sunbake.

Whale swims free of Australian river as 270 are stranded

A humpback whale has found its way back to sea weeks after getting lost in a murky, crocodile-infested river in northern Australia, while an estimated 270 pilot whales became stranded in the country's south.

Humpback whales stray up tropical Aussie river

A trio of humpback whales—usually bound for Antarctica this time of year—took a wrong turn, heading up a crocodile-infested north Australian river with scientists hoping Saturday they will all return to the sea safely.

Calculating cost-effective conservation

Maintaining existing conservation areas might be a more cost-effective investment than expansion, according to new research led by The University of Queensland.

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