On a farm close to Hanoi, Le Van Hien picks out the best bird among his flock of "dragon chickens" -- a breed with legs as thick as a brick that can fetch up to $2,000 a head.

A huge fish in the Mekong River thought to be extinct has been spotted three times in recent years.

In recent years we have seen severe financial pressures on animal production operations coming from multiple sources, with increasing feed costs being one of the major factors.