女生小视频

Life

Ancient mini koala may help solve mystery of early marsupial evolution

Fossils from a 25-million-year-old koala that may have weighed just 2.6 kilograms might help us understand how early marsupials diversified

By Sofia Quaglia

8 September 2023

Reconstruction of an ancient marsupial ecosystem

Reconstruction of the 25-million-year-old marsupial ecosystem

Illustration courtesy of Peter Schouten

A mini koala meandered through central Australia about 25 million years ago. The newly discovered species belonged to a community that contained the oldest known members of the koala family 鈥 and it could provide crucial missing information on the mysterious early evolution of marsupials.

The novel species 鈥 which has been named Lumakoala blackae 鈥 is represented by just by a dozen ancient teeth, mostly upper molars, found in fossil-bearing rocks near Alice Springs.

鈥淭eeth are good because they provide a huge amount of evolutionary and dietary information,鈥 says

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with New 女生小视频 events and special offers.

Sign up

To continue reading, today with our introductory offers

or

Existing subscribers

Sign in to your account
Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop