Parakeets can catch yawns from their neighbors
![parakeet](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/06/ticker_budgieyawn.jpg?fit=860%2C460&ssl=1)
A yawn can spread from parakeet to parakeet, even when the two aren't nuzzling noses.
Eric Kilby/Flickr (CC BY-SA 2.0)
A yawn can spread from parakeet to parakeet, even when the two aren't nuzzling noses.
Eric Kilby/Flickr (CC BY-SA 2.0)