A pair of whooping cranes bugling Danita Delimont/Alamy Stock Photo
Many pairs of bird parents were childhood sweethearts. The majority of whooping crane couples begin making friends at least a year before they first breed together.
Most birds form monogamous couples, and bonded pairs often stick together for life. Little is known about how they form these long-term partnerships, but we know that some birds are already paired up when they arrive at breeding grounds.
at the University of Georgia in Athens and colleagues tracked a population of that were reintroduced in the eastern United…
