After discovering a host of bizarre creatures of the deep near Cocos (Keeling) Islands, Australia's national science agency CSIRO has found something quite surprising in the depths of the watery abyss: a shark graveyard, full of fossilized teeth, some...
near Cocos Islands, Australia's national science agency CSIRO has found something quite surprising in the depths of the watery abyss: aInitially, researchers thought they'd pulled up a net full of disappointing sediment and manganese nodules. Until they had a closer look.tells"Not all were fossils, some were relatively recent mako sharks and two species of great white shark relatives.
More than 750 mineralized teeth, representing a range of predatory species, were hauled up from a depth of 5.4 kilometers . Western Australian Museum's fish curator Glen Moore says the discovery contained an interesting mix of modern and ancient shark parts, including some from the immediate ancestor of the megalodon.
"This shark evolved into the megalodon, which was the largest of all sharks but died out about 3.5 million years ago,"
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