Cichlid Fish Mammas store their eggs in their mouths, so that’s where Cichlid fathers have to fertilize them. Naughty! more »

Mamma cuckoos lead a busy life. So, they slip their eggs into the nests of other birds to have those mammas feed the cuckoo babies. more »

Dunnocks practice polyandry. Which means more dads bring home the bacon (actually, bugs and seeds). more »