Domestic Cat
Felis catus
Explore the complete life journey from birth to maximum documented longevity. Move the interactive age slider below to see real-time biometric growth ranges, developmental milestones, metabolic changes, and ontogenetic stages.

Interactive Lifespan & Growth Scrubber
Drag the slider or click any milestone step to observe dynamic biometrics and physiological changes.
Queenโs colostrum and milk.
Crawls blind toward queenโs warmth.
Taxon-Specific Life Stage Machine
How Domestic Cat progresses through distinct morphological phases.
Neonate Kitten
Born with closed eyes and folded ears. Suckles every 2 hours and purrs by day 7.
- โขEyes open at 7โ10 days with blue irises
- โขEars unfold and stand erect at 2 weeks
- โขMilk incisors erupt at 2โ3 weeks
Exploring Kitten & Weaning
Learns stalking, pouncing, high-speed turning, and righting reflex. Weans onto carnivorous protein.
- โขRighting reflex fully functional by 6 weeks
- โขEye color shifts from kitten blue to adult amber/green
- โข26 deciduous milk teeth erupted
Junior / Adolescent Cat
Rapid skeletal and muscular growth. 30 permanent adult teeth replace deciduous teeth.
- โขPermanent adult canines and carnassials lock in jaw
- โขSexual hormones trigger territorial scent marking
- โขAttains adult leaping agility
Prime Adult Cat
Peak muscular tone, flexible spine, razor claw sharpness, and sensory alertness.
- โขFlexible spine allows 180ยฐ mid-air rotation in under 0.2 seconds
- โขRetractable claws sharp and active
- โขPeak tapetum lucidum night vision
Senior & Super Senior
Sleeps up to 18 hours daily; dental wear, renal function decline, and slower grooming.
- โขSlight renal biomarker shifts
- โขCoat texture soft with slight thinning
- โขSlower vertical jumping height
Growth Timeline Reference Matrix
Standardized peer-reviewed biometric development data.
| Age Milestone | Life Stage | Total Length Range | Body Mass Range | Maturity | Dietary Regime |
|---|---|---|---|---|---|
| ๐ฃBirth (Day 0) | Neonate Kitten | 10โ14 cm | 85โ120 g | 0% | Queenโs colostrum and milk. |
| ๐ฑ2 Months (8 Weeks) | Active Weaned Kitten | 22โ30 cm | 800โ1100 g | 0% | Wet kitten food and dry kibble. |
| ๐6 Months | Junior Cat | 38โ48 cm | 2.4โ3.6 kg | 70% | High-protein carnivore diet. |
| ๐1 Year (Adult) | Young Adult Cat | 45โ55 cm | 3.6โ5.5 kg | 100% | Balanced adult feline nutrition (taurine essential). |
| ๐12+ Years (Senior) | Senior Cat | 45โ55 cm | 3.2โ5 kg | 90% | Easily digestible senior protein with moisture support. |
Key Milestones in the Life of a Domestic Cat
Eyes Open
Blue-glazed eyes open to reveal surrounding world.
Righting Reflex
Vestibular system enables landing on all four feet from drops.
Permanent Canines
Razor-sharp permanent canines replace deciduous kitten teeth.
Full Physical Stature
Reaches adult skeletal length and full predatory musculature.
Frequently Asked Questions About Domestic Cat Life History
Scientific answers to high-intent queries regarding lifespan and growth.