This parasitic cuckoo bird shows cheaters don’t always get ahead
Anis that slip extra eggs into other nests end up with as many surviving chicks as honest anis

SOMETIMES SNEAKY The tropical bird called a greater ani has inspired a detailed test of how much cheating pays. Some individuals sneak eggs into neighbors’ nests and some don’t.
Luke Carabbia
This article is only available to Science News subscribers.
Subscribers, enter your e-mail address to access our archives.
