BBC News – Howling wolves gives clue to top dog

Friederike Range from the University of Veterinary Medicine Vienna, Austria, who co-authored the work said the wolves were communicating to each other just how important they were.

“We didn’t know there was some flexibility on how much they howl depending on their relationship. The amount of howling is really defined by the quality of the relationship.” Dr Range said.

via BBC News – Howling wolves gives clue to top dog.

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