Animals are fond of feeding, fighting, and something else beginning with 'f.' But competition is fierce, and they'll need a few tricks up their sleeves to pass on their genes.

The Mating Game investigates the ins-and-outs of creative courtship rituals, eyebrow-raising evolutionary adaptations, and an array of peculiar peckers that would make Charles Darwin blush.

Each seductive specimen has its own illustrated dating profile, along with background info on its real-life mating strategies. Ever wanted to know which species engages in a spot of "penis fencing"? Is a love dart as romantic as it sounds? And what does a sea otter have in common with Christian Grey?

From aquatic artists to pebble-thieving penguins, these amorous animals will pull out all the stops to win the mating game.