Crocodiles, cane toads and the mosquito-borne dengue virus may start cropping up in more southerly regions of Australia as the tropics expand due to climate change.
Lindsay Murdoch DARWIN AS RESIDENTS began cleaning up yesterday after the most severe storm in a decade, authorities warned people to stay out of flooded waterways.
Deborah Smith WHICH little crocodiles will grow quickly and have the finest skin fit to be turned into handbags and shoes?
Stephanie Wood The Top End's crocodile population has bounced back since the animals were protected, and stakeholders agree that resolving the sometimes deadly conflict between crocs and humans is a priority.
Megan Levy Which animal would win in a fight between a croc and a shark?
It’s as close to many of these dangerous creatures as you will ever be likely to get.
A brazen bird snatched a video camera that was recording crocodiles in northwest Australia and captured fascinating footage of its 110-kilometre journey across the country's remote landscape.
Nicky Phillips ''Come on, take off your clothes and get in.'' Scientist Arthur White is neck-deep in a murky creek about 200 kilometres north of Mount Isa, making me an offer I'd rather refuse.
Anne Tarasov Mostly pigment-free saltwater crocodile described as 'doubly lucky' for having survived at all.
Anne Tarasov AS RARE as the gemstone it was named after, mostly pigment-free saltwater crocodile Pearl has been described as ''doubly lucky'' for having survived at all.
A massive operation to round up thousands of escaped crocodiles has intensified in flood-soaked South Africa.
Rory Callinan One morning at a remote ranger station in Kakadu National Park in the Northern Territory, staff made a gruesome discovery.
Rachel Olding Waiting silently in murky water, alligators are mysterious, fearsome creatures.
David Wroe NSW has warned there are still major hurdles to be overcome before an agreement can be reached to save the ailing Murray-Darling river system, as the clock ticks down on finalising a deal this year.
A Darwin woman was in no mood to be neighbourly when a visitor from up the road dropped by.
A tropical storm lurking in the Gulf of Carpentaria could redevelop into a cyclone and cross Queensland's north.
'No one is allowed to sleep until we find it.'' Ecologist Dr James Smith is half joking but the force of his voice suggests he is determined, even a bit desperate.
Lindsay Murdoch Federal Environment Minister Tony Burke has a June 30 deadline to decide whether to declare almost 20 million hectares of west Kimberley heritage listed following a recommendation from the Australian...
Bridie Smith When radio transmitters surgically inserted into wild tree frogs started appearing on the ground without explanation, scientists had a puzzle on their hands.
It was a year of living dangerously - 12 months working and diving with marine biologists, exploring the complexities of the Great Barrier Reef. James Woodford tells his story.