| A | B |
|---|
| Feed the monkeys | Cause them to be dependent on humans |
| Bring in pets | Disrupt natural cycles |
| Bring insecticide | Kill non-harmful insects together with the harmful ones |
| Vandalising (leaving powder at the trail) | Cause the soil composition in the soil to be unbalanced (harms underground insects) |
| Bring walkmans or discmans | Disrupt the peacefulness in the Reserve |
| Removing plants (dead or alive) | Disrupts the decomposition process and other natural cycles |
| Poke ground holes | Disturbs the insects/ animals underground, cause them to attack |
| Litter the Reserve | Pollutes the environment and animals may treat the rubbish as food and consume them |
