Birds most certainly can sleep on their backs! In fact, some prefer to do so. In the wild, I don't believe this is often done, but some pet birds, such as Conures, Caiques, and Quaker parrots, have given their owners a terrible scare when they look in the cage to see their beloved Polly on their back, feet up, and looking quite dead.
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
No it is not normal for a praying mantis to hang upside down
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.
they dont they dont
no it effects your blood because if you sleep upside down blood comes down to your brain.
they sleep up side down
yes