It appears that an #Australian #mammal called a northern quoll (Dasyurus hallucatus) has a strange pattern of #male survival. Most spend so much time trying to #mate that the forgo #sleep (and appear to fall victim to predation or exhaustion) and do not survive their first mating season.

https://royalsocietypublishing.org/doi/full/10.1098/rsos.221180

(PS: that's a pretty good online PDF display the RS has there. I like the live TOC)

#biology #sex #semelparity #RoyalSociety #research #science