36 CFR §520.4

1. (a)Kill, injure, or disturb any exhibit or research animal by any means except to secure personal safety;
2. (b)Pet, attempt to pet, handle, move, or remove exhibit or research animals;
3. (c)Feed exhibit or research animals, except in strict accordance with authorized signs;
4. (d)Catch, attempt to catch, trap, remove, or kill any free roaming animals inhabiting the premises;
5. (e)Go over, under, between, or otherwise cross any guardrail, fence, moat, wall, or any other safety barrier; or to seat, stand, or hold children over any of the above-mentioned barriers;
6. (f)Throw or toss rocks, or any other missiles into, from, or while on premises;
7. (g)Bring strollers, baby carriages, or other conveyances, except wheel chairs, into exhibit buildings and public restrooms;
8. (h)Engage in ball games, or any athletic activity, except in places as may be officially designated for such purposes;
9. (i)Smoke or carry lighted cigarettes, cigars, or pipes into exhibit buildings, or to have a fire of any kind on the premises; or
10. (j)Damage, deface, pick, or remove any herb, shrub, bush, tree, or turf, or portion thereof, on the premises.