Gradient colored four-legged snake

Quick answer：

Gradient colored four-legged snake refers to a snake that has a color pattern with gradual transitions between different hues. Such patterns are common in nature and serve various functions, including camouflage and temperature regulation. Snakes with gradient patterns can be found in various species, such as Boa constrictors and some Elapidae. These patterns are typically due to genetic variation and can also be influenced by environmental factors.