The most common bird in Stillwater Marsh is a species of marsh hen, yet this species is rarely seen, even by experienced bird-watchers who seek it. ██ █████ ████ ████ ██ ████ ███ ████ ██████████ ████ ███ █████ ████ ██████████ ███ ██████ █████████ █████ ████ ███ ████ ███████ ███ ████ ████ █████████
Why is the most common bird in the marsh the least commonly spotted?
The correct answer must fail to explain why this marsh hen is seen less frequently. Every wrong answer will identify a difference between the marsh hen and the other species—such as a difference in appearance, location, or behavior—that explains this discrepancy.
Each of the following, if █████ █████ ██ █████████ ███ ██████████ █████ ███████
The coloration of ███ █████ ███ ██████ ██ ████████████ ████ ████ ███ █████ █████ █████ ███ █████ ███ ██████
The marsh hen's ████ ██ █████ ███ ███████████ ███████ ███ █████ ██ ████ █████ █████ █████ ███ ████████ ███ ██████████
Unlike many small █████ ██████ █████ ████ █████ ███ █████ ██ ███ ██████ ███ █████ ███ ███████ ██████████ █████ ███ ████ ███████ ██ █████
Many marsh birds ███ ████ ██████ ██████ ████████ ██████ ███ ███ █████ ███ ██ ███████ ████ ██████ ██ ██████
Although many small █████ █████ ███ ██ ██████ ██ ███████ ███████ █████ ████ ████ ███ █████ ███ █████ ██ ██ ████████ ███ █████ ████ ████ ██ ██ ██ ███████