You expand the target's ability to understand social cues that are normally beyond its comprehension. Any creature to which the target isn't unfriendly or hostile can use Diplomacy to Make an Impression on it and to make very simple Requests of it. This doesn't render the animal any more inclined to help than it otherwise would be.
Heightened (4th) The spell can also target plants and fungi.
Traits
An action with this trait requires a degree of mental concentration and discipline.
This effect alters a creature's emotions. Effects with this trait always have the mental trait as well. Creatures with special training or that have mechanical or artificial intelligence are immune to emotion effects.
You must physically manipulate an item or make gestures to use an action with this trait. Creatures without a suitable appendage can't perform actions with this trait. Manipulate actions often trigger reactions.
A mental effect can alter the target's mind. It has no effect on an object or a mindless creature.