# Entities
## Overview
The Entities rollout allows managing entities of the selected ecosystem.
**Color ID** - Defines the color identifier of the entity.\
**Name** - Specifies the name of the entity.\
**Contribution** - Determines the entity occurrence probability in the distribution.
## Buttons Strip
**Add Entity** - Adds a new entity.\ 
**Delete Entity** - Deletes the selected entity.\ 
**Normalize Contribution** - Normalizes all contribution values.\ 
**Edit Entity** - Allows editing of the selected entity.\ 
**Replace Entity** - Replaces the selected entity.\ 
**Adapt Multiple** - Adapts the properties of multiple entities at once.
## Entity Properties
**Appearance** - Defines the appearance of the selected entity in the viewport preview.\
**Local Size** - Specifies the initial size parameter of the selected entity. It is considered while checking different constraints like [Boundary Check](/manual/scopes.md#boundary-check) or [Collisions](/manual/distribution/collisions.md).\
**Local Scale** - Determines the initial scale of the selected entity.\
**Local Offset** - Controls the initial offset of the selected entity along its Z-axis. Useful for eg. when creating leaves layer laying on the lawn.
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