That would totally depend upon the tribe. The crow is just a pretty black bird to many tribes with really great black feathers. Still to other tribes the crow represents evil. To other Indian tribes the crow is the messenger of death.
Yes They have been used to Carry messages for hundreds of years.
functional
Neurons
In the back
Afferent nerves carry messages to and from the brain.
there are different types of cells that carry messages
Remember: Axons away, so dendrites carry messages from the cell, and axons carry them away.
Because They needed fresh American Water for drinking and Cooking
Pigeons have been trained to carry messages in the past.
pain
in her bun of hair
carry messages to the brain