Creature

Players, NPC:s and animals in the game are all Creatures.

A Creature has various basic attributes that describe its physical and mental capabilities.

It also has several variable state properties, related to it's health, metabolism, sleep cycle, etc. These variable properties can affect its physical and mental capabilities.

The capabilities are also affected by the ingested foodstuffs.

It's also possible to train capabilities by exercising them.

= Capabilities =

Movement

 * Anaerobic / spurt speed / energy output
 * Anaerobic / spurt duration / energy reserves

Environment adaptation
Different creatures have adapted to movement in different kinds of environments, and different kinds of movement.


 * Basic hard ground
 * Soft ground (sand / mud)
 * Steep / sloping ground
 * Water surface movement
 * Underwater movement
 * Flying movement

Metabolism

 * Stomach size
 * Metabolic rate
 * Metabolic efficiency

Adaptation to different kinds of food

 * Vegetables
 * Meat
 * Cellulose
 * etc

Manipulation
For each manipulator (hand, trunk, tentacle, etc):


 * Precision
 * Strength (burst and long term strengths separately?)

Sleep

 * How much is needed

Health
= State =


 * Wounds
 * Restrictions of movement / usage of capabilities
 * Energy level
 * Heart rate / stress
 * Alertness / adrenalin
 * Pain
 * Sleepiness (sleep cycle status)
 * Concentration