The Squamata are reptilian humanoids whose appearance reflects their specific lineage: crocodilians with thick, armor-like scales; lizards with vibrant earth tones and spotted patterns; chameleons with iridescent, color-shifting hide. Their physiology is fundamentally different from standard humanoids—their blood flows slowly, their bodies adapt to environmental conditions, and their skin serves as both shield and sensor. A defining biological characteristic of the Squamata is ecdysis—the annual shedding of their entire skin. Once yearly, typically during a period of rest or near their birthday, Squamata undergo a complete skin renewal lasting 4-8 hours. The process leaves them temporarily vulnerable but emerges physically rejuvenated: old scars fade, infections clear, and they feel reborn. This ritual holds deep cultural significance, symbolizing renewal, transformation, and the shedding of past burdens. Physiologically, Squamata thrive in hot climates—deserts, tropical forests, volcanic regions—where their cold-blooded metabolism reaches optimal efficiency. Conversely, cold environments are their weakness. In freezing temperatures, their metabolism slows, reflexes dull, and they become lethargic. This environmental duality shapes both their geography and psychology; many Squamata are driven explorers seeking warmth or nomads avoiding frozen lands.