Greater Adjutant bird

A scavenger, surrounded by a flock of Greater Adjutant birds, collects plastic for recycling at a dump site on World Environment Day in the northeastern Indian city of Guwahati June 5, 2013.

Utpal Baruah/Reuters

A scavenger, surrounded by Greater Adjutant birds, collects plastic for recycling at a dump site in the northeastern Indian city of Guwahati on Wednesday, World Environment Day