The long-billed vulture (Gyps indicus), one of three vulture species affected in India. (James Warwick/Getty Images) A cattle painkiller introduced in the 1990s led to the unexpected crash of India's vulture populations, which still haven't recovered to their former glory. Some might have said 'good riddance' to this much-maligned, death-associated bird, but there's a devastating human cost, and a