If you found a dead person in the forest, you might be frightened, but you would also look for the cause of death, to make sure you were not the next.

Maybe the crows do the same. Crows are intelligent and communicate constantly; each one is aware of the rest. When they are adults it is rare that they are killed, so when one dies, the rest realize it.

Are the crows scared, or is there something deeper?

Kaeli Swift, an expert in the study of crows at the University of Washington, made a

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