University of Adelaide researchers discovered monotremes use a completely different sex determination system than other ...

Two X chromosomes mean girl, and an X paired with a Y means boy. For the last 300 million years, this system has worked very ...

Octopuses just stunned scientists again this time with their ancient and highly unique sex chromosomes. Unlike most animals, ...

For decades, scientists have known that platypuses and echidnas – Australia’s unique egg-laying mammals – have another ...

Researchers from the University of Adelaide, in collaboration with the University of Melbourne, University of Queensland and ...