Animals were killed by poachers for bile Tribune News Service New Delhi, August 28 People for the Ethical Treatment Of Animals (PETA), today held a silent protest in front of the Central Zoo Authority against a recent tragic incident in which two bears were killed by poachers for their bile inside the Rangapahar Wildlife Sanctuary cum Zoological Park in Nagaland. PETA demonstrators dramatised a dead bear lying in an open coffin with a tombstone stating, "un