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Xha’Ruun

Ruun 05: Xha'Ruun Sha-Mor — Sapient Species

Full-body realistic portrait of a six-limbed Xha’Ruun on a stone terrace
Adult Xha’Ruun: two legs, two lower arms and an upper pair of membranous vexes. Three eyes, four ears and bronze chromatophore skin.

"Vokh-xar sha-en khal-ven child-ak. Vokh-xar eye-ak 3, ear-ak 4, heart-ak 2, gender-ak 3 — mor-ven vokh-xa 1 whole: people, rass-ven mor-ak." — "Rass-Ven Vel-Ak," canonical, Era of Unity


Ruun-ak rass: → rhu [Ruun 04, "Xa-Ven Khal-Vex"], → rhu [Ruun 06, "The-Sha-Ruun"], → rhu [Ruun 08, "Xa-Sha-Ven"] Mor-ven: Xha'Ruun ("Xha'Ruun-Vokh" — thinking people vokh) — Théxar-mor vokh-mor sapient. Hexapod, 3 eye (trinocular), tetrachromat, 4 ear (quadraaural), 3 gender.


Words and testimony
Words and testimony

5.1 Sha-Ven Rass — Evolutionary Origin

5.1.1 Genealogy

Xha'Ruun class Thermochromadae ("heat-color") — Théxar endemic vertebrate:

5.1.2 Evolutionary Chronology

Sha-Mor Cycles Ago Event Ven-Mor
~300 M Hominid divergence Thermochromadae split
~150 M Bipedalism Upright, forelimb free
~80 M Brain leap 1 Capacity 2×, tool use
~40 M Social intelligence Clan structure stable
~20 M Language (proto-Xha'Ruun) Vocal + gestural
~8 M Kharra domestication 1st domesticated
~5 M Fire control Environment modification
~2 M Ritual ven art Symbolic artifact
~0.015 (15 ky) Civilization Settlement, writing

5.1.3 Relatives

Species Size Intelligence Relation
Kharra (domesticated) 1.5 sha Low Intermediate host
Thal-ghex (forest jumper) 1.8 sha Moderate Simple tool use
Vokh'elling (reef wrasse) 0.5 sha Low 82% genomic similarity
Ghal-shar (plain runner) 2.4 sha Very low —

5.2 Anatomy

5.2.1 Body Plan

Xha'Ruun — hexapod (6 limb: 2 leg, 2 arm, 2 vex). Abdominal ganglion ("2nd brain") — autonomic function + intuition ("thar-ven" = decide with belly — physiological reality).

5.2.2 Limb

Pair Name Function Fingers Sha
1 (lower) Leg (khar-gran) Locomotion 4 (3+1 opp.) Clawed foot
2 (middle) Arm (sha-gran) Manipulation 4 Motor skill
3 (upper) Vex (vex-gran) Manipulation and balance 3 + claw Wing-arm

5.2.3 Axial Skeleton

Section Vertebrae Function
Cervical 9 Flexible neck, rotation 210°
Thoracic 14 2 heart + 4 lung protection
Lumbar 6 Torso flexibility
Sacral 5 Pelvis connection
Caudal 8–12 Rudimentary tail (hidden)

5.2.4 Skull

Trinocular vision, 3 eye socket, reinforced cranial ridge.


5.3 Internal Organ ven System

5.3.1 Circulatory

Heart Location Function Rhythm
Thoracic (ven-thor) Upper sternum Head + upper limb 35–50 bpm
Abdominal (ven-abd) Abdomen center Lower body + organ 28–42 bpm
Shan Ven
Hearts 2
Blood pigment Hemocyanin (Cu)
Blood color Blue-green
Lungs 4
BP (sys) 170/100
Blood volume ~12 L

5.3.2 Respiratory

4 lung — efficient gas exchange, low gravity adaptation.

5.3.3 Digestive

Organ Function Sha
Oral cavity Grinding 3 tooth row (cut, crush, grind)
Esophagus Transport ~1.5 sha
Stomach 1 Acid digestion pH 1.5–2.0
Stomach 2 Alkaline digestion pH 8.0–8.5
Midgut Absorption ~7.3 sha
Cecum S processing Enlarged
Hindgut Water exchange —

5.3.4 Nervous

Component Mass Neurons Function
Brain (3 lobe) ~0.97 kh ~1.8 × 10¹¹ Thinking, sensory
— Frontal ~0.42 kh — Abstract, planning
— Middle ~0.30 kh — Sensory integration, memory
— Posterior ~0.24 kh — Motor, instinct
Spinal cord ~0.18 kh — Reflex
Abdominal ganglion ~0.12 kh ~1.0 × 10¹⁰ Autonomic, "intuition"

5.4 Sense Organ

Sense Xha'Ruun Sha
Vision Tetrachromat (RGB+UV) UV channel
Hearing 8 Hz – 42 kHz Infrasound + ultrasound
Smell ~1 500 receptor High sensitivity
Taste 6 type +metal ion
Touch ~350/cm² Vibration ≤1 µm
Electroreception Weak field —
Thermoreception Infrared —

5.4.1 Vision

4 cone type:

Cone Peak Color Range
S 380 nm UV 320–450 nm
M1 490 nm Blue 450–540 nm
M2 580 nm Orange (peak) 530–650 nm
L 680 nm Red 620–780 nm

UV channel: flower pattern, pheromone trace, invisible substance detection. Trinocular depth — high accuracy.

5.4.2 Hearing

4 ear (quadraaural) — direction ±0.5°:

Pair Location Direction Range
Front Head side forward Frontal 20 Hz – 42 kHz
Rear Skull side rear Rear 8 Hz – 20 kHz

Infrasound 8–20 Hz — low-frequency vibration from seismic or volcanic activity and nearby animals. Modern use: music, architecture (→ rhu [Ruun 10]).

5.4.3 Smell

~1 500 receptor:

5.4.4 Electroreception

Khara ampullae (head skin) — weak field ≥0.1 µV/cm:

5.4.5 Thermoreception

Vex (upper limb) IR sensor 45–100°X ±0.3°X. Evolution: warm prey tracking. Modern: medical diagnostics, social (embrace warmth).


5.5 Reproductive System

5.5.1 Three Gender

Rass-Ven: Xha'Ruun — triple gender. ♂ male, ♀ female, ⚲ neuter — different reproductive biology and varied family roles.

Gender Biological role Gamete Population Role
Male (♂) Gamete-producing Sperm ~15% Fertilization
Female (♀) Gamete-producing Egg ~20% Egg production
Neuter (⚲) Non-gamete-producing None ~65% Social — sterile

Neuters do not produce gametes. They participate in family and public life; this biology does not prescribe a person’s occupation.

5.5.2 Reproductive Cycle

Stage Duration Ven
Courtship 1–3 y Triad formation (♂+♀+⚲)
Mating 1 time Male fertilizes female
Egg formation 60–70 d Inside female
Laying 1–2 d 2–4 eggs
Incubation (external) 180–200 d 60…63°X
Hatching — Larva-like
Rearing 2–3 y All 3 parent
Sexual maturity ~25–30 y —

Term: Triad — 1 ♂ + 1 ♀ + 1–2 ⚲. Family unit, co-parent, co-household. Neuter partners share family life without a biologically fixed occupation. Bond = emotional/social, vokh-ven biological.

5.5.3 Growth ven Development

Stage Civil Years Sha Mass (kh) Key
Larva 0–3 0.37–0.98 9–24 Helpless, milk analog, 3–4 molt
Juvenile 3–12 1.7–2.1 36–67 Education, socialization
Adolescent 12–25 2.0–2.4 61–85 Sexual diff, vocational
Young adult 25–50 2.0–2.4 61–85 Career, triad
Mature 50–120 — — Peak, reproduction
Elderly 120–150 — — Reproductive decline
Senescent 150–200 2.3–3.3 55–73 Wisdom, mentorship

5.5.4 Lifespan

150–200 years (record 247 — Ven-Thal, Keeper First Library, +2 890 – +3 137 E.U.). Factors: efficient DNA repair (→ rhu [Ruun 04]), 2-heart slow metabolism, Se-rich diet, low stress (triad support).


5.6 Skin Color ven Pigmentation

5.6.1 Biology

Pigment Color Function
Melanin-D Golden → dark bronze UV protection, thermoregulation
Silicolipene Iridescent (structural) Social signaling
Selenochrome Reddish-orange Antioxidant, nutrition status
Chromophore vacuole Changeable Mood (biochemistry)

5.6.2 Geographic Variation

Region Dominant Color Reason
Equatorial jungle (Kharak) Dark bronze High insolation
Temperate (Kharak/Rhuval) Golden-bronze Adaptive
Southern (Rhuval/Vexar) Copper-red Diet (Se)
Northern (Kharak) Light golden Low insolation

5.7 Thermoregulation

Endothermic + heliothermy element.

Shan Ven
Body T (rest) 65.3°X
Perspiration Low
Shivering Absent
Solar heating Yes (+1.1°X)
Activity peak Morning + evening

Heliotherm cell = Si-C channel (→ rhu [Ruun 04]) — IR absorption → heat. 20–30 min sun = +0.5–1.1°X metabolic saving.


5.8 Psychology ven Intelligence

5.8.1 Cognitive

Aspect Characteristic
Intelligence type Analytical + holistic
Memory Episodic + collective
Learning Social + experimental
Creativity Group + individual
Emotion 8 basic (6 standard + 2 unique)
Collectivism High

Unique emotions:

Emotion Name Ven-Mor
Thar-veks (strength-creation) Collective creativity energy Successful collab work
Zhal-ur (frost-peace) "Greenish melancholy" Calm acceptance

5.8.2 Social Intelligence

Highly social. Isolation = psychological destruction.

5.8.3 Emotional Resonance

Pheromone amplification. Enclosed space → emotional resonance — group sync → euphoria or panic.


5.9 Subspecies ven Biological Variation

Single species, 12 000 y civilization → regional differences:

Group Region Height Color Sha
Kharaki Kharak (N) 2.7–2.9 sha Dark bronze Endurance, strength
Rhuvali Rhuval (S) 2.8–3.0 sha Copper-red Agility, senses
Vexari Vexar (E) 2.6–2.8 sha Light golden Regional cultural traditions
Islanders Archipelagos 2.4–2.7 sha Bronze Sea adaptation

5.10 Xha'Ruun ven Ecosystem

Apex consumer (omnivorous). No natural predator (adult). Ghal-thass (plain tiger) threatens young/elderly.

Aspect Ven
Trophic level Apex
Food intake ~2 200 kcal/day
Env impact High (civilization)
Range Entire planet
Natural enemy None (adult), Ghal-thass (young)

Ruun Ven

  1. Hexapod (6 limb: 2 leg, 2 arm, 2 membranous vexes).
  2. Tetrachromat (UV), quadraaural (8 Hz – 42 kHz), smell ~1 500 receptor.
  3. 3 gender: ♂ 15%, ♀ 20%, ⚲ 65% — unique social structure.
  4. Oviparous, triad reproduction.
  5. 2 heart, 4 lung, 3 brain lobe + abdominal ganglion.
  6. Blood blue-green (hemocyanin).
  7. Lifespan 150–200 y.
  8. Unique emotions: thar-veks, zhal-ur. Emotional resonance.

Scenes from this chapter

A quiet clinical examination: observing the cardiac rhythm.
A quiet clinical examination: observing the cardiac rhythm.