Prehistoric crocodile the length of a BUS roamed Queensland s waterways up to five million years ago dailymail.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dailymail.co.uk Daily Mail and Mail on Sunday newspapers.
Aggressive Cephalopods
(Photo : Pia) My initial reaction to the experience, which I was able to capture on video, was horror, accompanied by curiosity. I had never seen an octopus up close before, but I was more fascinated at the moment. Remember, I was with my daughter, and I m sure every father can relate to being more defensive of her than afraid of the danger, Karlson said.
The former lifeguard left the octopus behind and went to put up a shelter for his wife and daughter farther down the beach.
Karlson was floating in the sea on his own about 20 minutes later (having swum there many years before) when the octopus reappeared - he was whipped around his left arm when gazing at crab shells in water about 1.5 meters deep.
Shark, ray populations have declined by alarming 70 per cent since 1970s, study finds
WedWednesday 27
Sharks swim in formation among schools of fish off Murray Island in the Torres Strait.
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Shark and ray populations have declined by around 70 per cent since the 1970s, according to research published today in Nature.
Key points:
Oceanic shark and ray populations have declined around 70 per cent since the 1970s, the study in Nature found
Researchers attribute the decline to overfishing
Scientists say more strict management measures are needed to bring populations back to viable levels
A team of researchers from countries including the UK, Canada, and Australia looked at data from 18 shark and ray species, measuring their abundance as well as where they sat on the list of threatened species.