Echidna genome study unravels the events leading to multiple sex chromosomes

PHYSorg
Jan 9, 2025, 12:36 pm74 pts
The short-beaked echidna (Tachyglossus aculeatus) is one of Australia's most iconic animals. Belonging to a unique group of mammals called "monotremes" (with the platypus as the other prominent member). Echidnas may at first glance be mistaken for a weird-looking hedgehog, but they are in fact egg-laying…

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