Y chromosome degeneration: Amami spiny rat could be a glimpse of our genetic future
By Michael Le Page The Amami spiny ratASATO KUROIWA For any mammal, the loss of the Y chromosome should mean the loss of males and the demise of the species.…
Newborn female mice live longer if they smell older females’ urine
The scent of older females causes young female mice to reach puberty later and extends their lifespan – the first known case of smell affecting lifespan in mammals, though males…
