Scales & Time
The remarkable lifecycles of five reptiles

Veiled Chameleon

Chamaeleo calyptratus

Masters of camouflage and independent eye movement, veiled chameleons lead a largely solitary arboreal life — their dramatic colour changes communicating mood, temperature regulation, and rival status rather than simple background matching.

Lifecycle stages
Stage 1
Egg
Females descend from trees to bury clutches of 20–85 eggs in warm soil, then return to the canopy. Eggs undergo obligate diapause before development resumes.
6–9 months
Stage 2
Hatchling
Miniature adults emerge fully independent, immediately climbing vegetation and hunting tiny invertebrates with their projectile tongues.
0–3 months
Stage 3
Juvenile
Rapid growth phase. Juveniles are highly tolerant of others at this stage — aggression increases sharply with sexual maturity.
3–6 months
Stage 4
Sub-adult
Casques and ornamentation develop fully. Males display vivid greens and blues to rivals; gravid females turn dark with blue spots to signal pregnancy.
6–12 months
Stage 5
Adult
Breeding adults live a relatively short but reproductively intense life. Females may produce multiple clutches per year, a pace that significantly shortens lifespan.
2–5 years
Max length
60 cm (male)
Sexual maturity
4–6 months
Clutch size
20–85 eggs
Conservation status — Least Concern

Native to Yemen and Saudi Arabia, veiled chameleons tolerate some habitat disturbance. Introduced feral populations in Florida and Hawaii raise concerns about impacts on native invertebrate communities.