Chest dark spot fortune telling _ chest dark spot

Natural evolution and temperature effects.

1, natural evolution: black spots are one of the characteristics of mantis gradually formed in the evolution process. In the natural environment, some species with special characteristics are easier to be recognized and chased by predators, while those with similar environmental characteristics are easier to survive and reproduce. The black spot on the chest is an adaptive feature evolved by mantis to better disguise itself.

2. Temperature influence: The growth and development of mantis is affected by temperature, and the change of temperature leads to the change of mantis body color, and the black spots on the chest are related to temperature.