Dads always build the best sand castles — at least when it comes to the white-spotted pufferfish. Males of this recently discovered species build exquisite, circular sand nests on the ocean floor, not only for their offspring, but also for the many female mates they hope to attract. The more tempting his large nest is, the more females he can attract for spawning. And he’s more than willing to take responsibility for his playboy lifestyle by taking over parenting duties as well.
In Print: June 1, 2017