> The problem with the Passenger Pigeon is that it was very common everywhere, and its behavior came to rely on this fact. An individual will leave its flock an

> The problem with the Passenger Pigeon is that it was very common everywhere, and its behavior came to rely on this fact. An individual will leave its flock and just assume it can find a new flock. Once the population level dropped below a critical threshold, it was doomed. An interesting thought exercise is to presume this is written about the Homo Sapiens at some point in the distant future by a neutral 3rd party observer.