Hummingbirds sleep upside down! https://birdwatchingbuzz.com/do-hummingbirds-sleep-upside-down/
#Cosobirds #Cosobirbs
@GlennS Of course you know why hummingbirds hum, don't you???
It's because they don't know the words... 😄
@cjtownsend they don't have the time to learn the words. They're so busy eating the whole time they're awake, they can't stop and learn the lyrics. 😆