The world has six fewer North Atlantic Right Whales after a summer of loss for the endangered species. Four of the animals have died in the last week alone, and three of them were of breeding age. The whales are Georgia's state marine mammal, and biologists are alarmed these deaths bring the species even closer to extinction. Clay George is a wildlife biologist with the Georgia Department of Natural Resources. He's among those monitoring the numbers, and he spoke with On Second Thought about the