![These Birds Form a Trio, but Probably Not a Throuple](https://static01.nyt.com/images/2022/04/09/science/09tb-crane-trio/09tb-crane-trio-facebookJumbo.jpg)
These Birds Form a Trio, but Probably Not a Throuple
The New York Times
Some pairs of cranes in India, known for their monogamous devotion, seem to bring in a third bird to act like a kind of avian au pair.
More Related News
Some pairs of cranes in India, known for their monogamous devotion, seem to bring in a third bird to act like a kind of avian au pair.