Neil and collaborator Dr. Patrice Rosengrave have just published an article on eLIFE which gives unequivocal evidence that sperm competition risk drives plastic adjustment of ejaculate quality in chinook salmon.

By manipulating male social status, the research shows that males can upregulate sperm velocity, mediated through the seminal fluid, when faced with an increased risk of sperm competition; this has a direct impact on paternity share and therefore reproductive success.

 To read the article, click here.