Keep in mind, too, that every bird develops from a tiny cell that contains the complete instructions for its growth and instincts, so that one day it can take to the sky.
तर अशाप्रकारे, फक्‍त पिसेच नव्हेत तर या सर्व गुंतागुंतीच्या यंत्रणा पक्ष्याच्या उड्डाणाकरता आवश्‍यक असतात.