Science: Give Up on Saving Wild Pandas, Rhinos and Tigers?
The Western Black Rhino is now officially extinct in the wild. It's one of many species - like tigers and pandas - that have lived on the brink of extinction for decades. Now, a growing number of conservation experts say it's time to adopt a radical new approach: species "triage." Efforts would be focussed on saving animals that stand a chance, while others would be left to die off. Michael Bhardwaj has more on the controversial idea.