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Originally Posted by Snake_Lady
Yup they do Rigel. But it is not because they are tired, it is to stretch out their skin. It is usually done when they are getting ready to shed.
We humans are too easy to trick...However, I am still not convinced animals' yawning is offset by watching others yawn ..
what strange_wings said about us yawning due to empathy seems right but it doesn't explain why we yawn just at looking at the word yawn..or I yawn just when I think about yawning lol..
I am so curious why Jake won't yawn after me