The eerie silence at Bankura's Borjora forest is broken by the sound of a forest jeep being brought to a sudden stop. Forest guard Ganesh Saha stands up to peer ahead, and our eyes follow his. Fifteen feet ahead, there's an enormous tusker, his head peeping out of the bushes and making an ominous swaying movement. The experienced Saha motions for everyone to remain still. "It's a typical move before they charge," he whispers.
The Houston Zoo has a new weapon in the war on elephant herpes.