Imagine waking up to find your home ransacked, your precious belongings tossed aside, and your hard work undone—all for ...

In fact, social monogamy is extremely common in birds and somewhat common in mammals, while sexual monogamy is vanishingly ...

When the cuckoo chick hatches, it ejects other eggs or hatchlings to get all the space—and food—for itself. Hungry as a whole brood, the outsize baby devours everything brought by its foster ...

A lot of us will change our wardrobe to fit into a crowd, and the brood parasite known as the cuckoo has used evolution to do ...

Cuckoo catfish trick cichlids into caring for their eggs in a strategy known as brood parasitism. Single-cell analysis revealed the molecular triggers that drive stem cells to become cancerous, which ...

The eggs of many brood parasites, for example, mimic those of their hosts (to deceive hosts to accept), have harder shells (to impede rejection by puncture), and require slightly shorter ...

Cuckoos are brood parasites who they lay their eggs in the nests of other bird species, a clever trick that spares the rearing and feeding of their own offspring. Why do other parent birds let ...

“Protecting these parasitic bees may seem strange, but parasites play an irreplaceable role in keeping other bee populations healthy,” said Jess Tyler, a staff scientist at the Center and a petition ...