The echidna genome sequence provided here helps ... the authors also found signals of gene family expansion, meaning that additional copies of specific genes arose during the evolution of monotremes.

The fourth is the short-beaked echidna, widespread in Australia yet still difficult to spot. Discover more about these spiky, gentle beings. 1. Echidnas are monotremes - mammals that lay eggs. They ...

In the early 1980s, a massive drought known as the "Great Dry" swept through eastern Australia. Massy's traditional farming practices had allowed his sheep to intensely graze the landscape, stripping ...

The echidna genome sequence provided here helps ... the authors also found signals of gene family expansion, meaning that additional copies of specific genes arose during the evolution of monotremes.

Scientists captured images of an elusive echidna named after the British biologist Sir David Attenborough for the first time in over 60 years. Attenborough's long-beaked echidna was last recorded ...