In the colorful world of avian courtship, the ruff (Calidris pugnax) is in a league of its own. Breeding in marshes and wet meadows across Eurasia, the males of this medium-sized sandpiper species are ...

The international journal 'Science' featured a male ruff, boasting its magnificent plumage, on this week's cover. The ruff is a classic example of a polyandrous bird species. Every year during the ...

Click on birds to find out what they are doing! Click here (1.4 MB, MP3 format) to hear an ancient CBC radio broadcast (Quirks and Quarks) describing my earier work on the ruff Since 1984, I have ...