Yes, it's completely normal. Parakeets tend to sleep upside down if there isn't any high "comfortable" location for them to perch. The only time it should be a concern is if they happen to show other symptoms (ex; being lethargic). If you're still worried about your feather buddy, stop by their vet and get a check up.
No it is not normal for a praying mantis to hang upside down
No they do not sleep upside down.
A Healthy snail doesn't flip upside down to sleep usually. so A unhealthy snail would sleep upside down.
fruit bats sleep upside down because all bats sleep upside down and a fruit bat is a bat
upside down
check your answer
no thay sleep on there belly
I will do an experiment with myself tonight. My PURPOSE is to learn if people can actually sleep upside down. REASON: I want to figure out if people can really sleep upside down.hypothesis: I bet people can sleep upside down peacefully.experiment: I will sleep upside down tonight and come back tomorrow and type what happened.
no it effects your blood because if you sleep upside down blood comes down to your brain.
they sleep up side down
yes
Yes they do.