News: Evolutionary Biology

Climate change: Ancient DNA study provides clues to the disappearance of lions and bears

Grizzly bear from Pixabay

New research suggests a change in climate is the likely cause of the mysterious disappearance of ancient lions and bears from parts of North America for a thousand years or more prior to the last Ice Age.

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A secret life at Secret Rocks - Unexpected regeneration after fire

Alana McClelland’s fieldwork uncovered three species of lerps and more than 10 species of wasps and flies during her visit in September 2021. Image: Alana McClelland.

Tiny insects that live on Eucalyptus leaves have been forced to travel vast distances or change what they eat to survive, after bushfires destroyed their habitat.

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How humans catalysed the extinction of the woolly mammoth

Woolly mammoths persisted in Siberia until the mid-Holocene. Credit Mauricio Anton - https://mauricioanton.wordpress.com/

New research shows that humans had a significant role in the extinction of woolly mammoths in Eurasia, occurring thousands of years later than previously thought. 

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Examining Earth’s oldest complex fossils using AI

Sedimentary layers in Mars photographed by Curiosity rover (Credit: NASA/JPL-Caltech/MSSS).

University of Adelaide scientists will develop computer vision and machine-learning techniques to examine the fossil evidence of the Ediacara Biota – the earliest evidence of complex life.

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Can we extract ancient DNA from dinosaurs?

Tarbosaurus dinosaur by 5350755 from Pixabay

Delve into the science behind ancient DNA – what exactly is it, and how easy is it to extract from remains?

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New citizen science project to create a buzz in rural Australian schools

Butterfly image - Insect Investigators

School students will be able to document their local insect biodiversity and potentially discover new species in their area, as part of a new project led by SA Museum and University of Adelaide scientists.

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Tall Poppy awards for Uni of Adelaide researchers

SA Tall Poppy Award winners from the University of Adelaide. L to R Dr Hannah Wardill, Dr Alice Jones, Dr Catia Malvaso and Dr Dominic McAfee. (Absent: Dr Linda Armbrecht)

Five University of Adelaide researchers have won 2021 South Australian Young Tall Poppy Science Awards.

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How did sugar-eating birds co-evolve with plants that produce nectar?

New Holland Honeyeater (Phylidonyris novaehollandiae) feeding on nectar of Acorn Banksia (Banksia prionotes). Photograph by Todd J. McWhorter.

Research led by the University of Adelaide has shown, for the first time, that the digestive systems of nectar-eating birds co-evolved with the nectar-composition in flowers.

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Scientists unearth secrets about the evolution of soil-burrowing cockroaches

A giant burrowing cockroach (Macropanesthia rhinoceros), a species commonly bought as a pet that can reach up to eight centimetres long and weigh 30 grams. Image by Yi-Kai Tea

Evolutionary biologists have assessed the phenomenon of parallelism in soil-burrowing cockroaches for the first time.

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