36 CFR 261.8: Fish and wildlife.

The following are prohibited to the extent Federal or State law is violated:

(a) Hunting, trapping, fishing, catching, molesting, killing or having in possession any kind of wild animal, bird, or fish, or taking the eggs of any such bird.

(b) Possessing a firearm or other implement designed to discharge a missile capable of destroying animal life.

(c) Possessing equipment which could be used for hunting, fishing, or trapping.

(d) Possessing a dog not on a leash or otherwise confined.

(e) Curtail the free movement of any animal or plant life into or out of a cave, except as authorized to protect a cave resource.