As if life wasn’t tough adequate during a final Ice Age, investigate led by a University of Queensland has found Australia’s initial tellurian inhabitants had to contend with hulk torpedo lizards.
UQ vertebrate palaeoecologist Dr Gilbert Price pronounced researchers operative in Central Queensland were vacant when they unearthed a initial justification that Australia’s early tellurian inhabitants and hulk peak predator lizards had overlapped.
“Our jaws forsaken when we found a little hoary from a hulk lizard during a dual metre low mine in one of a Capricorn Caves, nearby Rockhampton,” Dr Price said.
“The one-centimetre bone, an osteoderm, came from underneath a lizard’s skin and is a youngest record of a hulk lizard on a whole continent.”
Dr Price and his colleagues used radiocarbon and uranium thorium techniques to date a bone as about 50,000 years old, coinciding with a attainment of Australia’s Aboriginal inhabitants.
“We can’t tell if a bone is from a Komodo dragon — that once roamed Australia — or an even bigger class like a archaic Megalania guard lizard, that weighed about 500kg and grew adult to 6 metres long,” Dr Price said.
“The find is flattering significant, generally for a timeframe that it dates.”
The largest vital lizard in Australia currently is a perentie, that can grow adult to dual metres long.
Dr Price, from UQ’s School of Earth Sciences, pronounced large lizards and even nine-metre prolonged internal crocodiles roamed Australia during a final Ice Age in a Pleistocene geological period.
“It’s been long-debated either or not humans or meridian change knocked off a hulk lizards, alongside a rest of a megafauna,” he said.
“Humans can usually now be deliberate as intensity drivers of their extinction.”
The bone was found in what could be Australia’s many fossil-rich site, with a Capricorn Caves housing millions of skeleton of many species.
Dr Price pronounced scientists could usually hypothesize how a hulk lizard bone done a approach inside a cave, that contains skeleton of many rodents regurgitated by owls.
He pronounced a organisation of proffer citizen scientists helped with a investigate by classification and sieving specimens.
Capricorn Caves manager Ann Augusteyn pronounced a find highlighted her team’s “huge responsibility” to caring for a caves.
“This investigate also begs a doubt — what else is entombed in the caves and what else can we learn?”
Source: The University of Queensland