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From Pathfinder #175: Broken Tusk Moon, which isn't enabled.

Raven Band

ITEM 3
UNCOMMONINVESTEDPRIMAL
Price 60 gp
Usage worn armbands
Bulk —

This armband is woven from overlapping raven feathers, including one large feather from a kadlaka. As long as you wear it, you understand what ravens are saying, but you can't speak to ravens unless you activate the raven band.

Activate Interact
Frequency once per day
Effect When you stroke the kadlaka feather, the raven band gives you the effects of Speak with Animals, except that you can speak with and understand only birds, not other animals.
Pathfinder #175: Broken Tusk MoonOGL