Biston betularia (1 of 2)

Stephane publish photo

From an evolutionary perspective, the birch moth larva (Biston betularia) demonstrates an exceptional survival strategy: cryptic mimicry. By blending in with birch leaves and twigs, it significantly reduces its chances of predation. This camouflage, combined with pigment polymorphism, has enabled the species to adapt to human-altered environments—r...