(West Linn, OR)  --  Authorities are trying to identify a woman who's accused of abandoning a chinchilla in West Linn.  Police say the woman left the animal in a wooded area off Carriage Way around four o'clock yesterday afternoon.  Witnesses tell investigators the woman as white, in her 60s, has short brown hair, and speaks with an accent.  West Linn police ask anyone with information to call 503-635-0238.