News tagged with extinction

Counting calories in the fossil record

Starting about 250 million years ago, at the end of the Permian period, brachiopod groups disappeared in large numbers, along with 90 percent of the planet's species. Today, only a few groups, or genera, ...

Mar 26, 2014
4.5 / 5 (2) 0

Climate change key to megafauna deaths

An ancient DNA specialist from Murdoch University has helped pinpoint the cause of mass extinctions of megafauna such as woolly rhinos, mammoth and other Ice Age mammals.

Feb 18, 2014
3.7 / 5 (7) 0

Mass extinction may not cause all organisms to 'shrink'

The sizes of organisms following mass extinction events may vary more than previously thought, which may be inconsistent with the predictions of the so-called 'Lilliput effect,' according to a study published in PLOS ONE on Feb ...

Feb 05, 2014
5 / 5 (3) 0 | with audio podcast