How the Galápagos cormorant got its tiny wings
Faulty genes that hamper cell chatter robbed birds of flight
![a Galápagos cormorant](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/05/051616_ti_-cormorantstory_free.jpg?fit=860%2C460&ssl=1)
NO FLY ZONE Galápagos cormorants’ wings have dwindled so much over the last 2 million years that the birds can no longer get off the ground. Researchers now have genetic evidence implicating faulty cellular antennas, called primary cilia, in shrinking the wings.
Brian Gratwicke/Flickr (CC BY 2.0)