code/modules/mob/living/basic/farm_animals/deer/deer_ai.dm 
| /datum/ai_planning_subtree/find_and_hunt_target/drink_water | subtree to go around drinking water |
|---|---|
| /datum/ai_planning_subtree/find_and_hunt_target/graze | subtree to go around grazing |
| /datum/ai_planning_subtree/play_with_friends | subtree to go around playing with other deers |
| /datum/ai_planning_subtree/find_and_hunt_target/mark_territory | subtree to mark trees as territories |