We’ve been playing God with turkeys since the days of FDR and the Second World War, which brings us to today, where the strange-looking birds are fatter and “bustier” than ever.

That’s right — since the 1940s turkey breeders have been deliberately and genetically messing with artificial insemination to birth birds that have bigger breasts. Because, that just means more money. Even your fishmonger friend Shawn Boyle knows that.

Watch the following Vox video and see just how much bigger the star of Thanksgiving has gotten in the last eight decades.

You’ll eat it up.