| Black 2 | It has a very nervous nature. It stands up high on its tail so it can scan wide areas. |
| White 2 |
| Black |
| White |
| Diamond |
| Pearl |
| Platinum |
| HeartGold | A very cautious Pokemon, it raises itself up using its tail to get a better view of its surroundings. |
| SoulSilver | It stands on its tail so it can see a long way. If it spots an enemy, it cries loudly to warn its kind. |
| Ruby | When SENTRET sleeps, it does so while another stands guard. The sentry wakes the others at the first sign of danger.When this POKeMON becomes separated from its pack, it becomes incapable of sleep due to fear. |
| Sapphire |
| Emerald |
| FireRed | It stands on its tail so it can see a long way. If it spots an enemy, it cries loudly to warn its kind. |
| LeafGreen | A very cautious POKeMON, it raises itself up using its tail to get a better view of its surroundings. |
| Gold | A very cautious POKeMON, it raises itself up usingits tail to get a better view of its surroundings. |
| Silver | It stands on its tail so it can see a long way. If itspots an enemy, it cries loudly to warn its kind. |
| Crystal | When acting as a lookout, it warns others of dangerby screeching and hitting the ground with its tail. |