The anhinga, or snakebird is interesting. It is neither very attractive, like most birds, nor graceful – at least not in the air. It is territorial and has a raucous cawing sound. Yet it is quite appealing to me. It flies competently, swims masterfully and stumbles around like a duck on land. What intrigues me about it primarily is the quality that gives its nickname: snakebird. It moves through the…