Blubber has been harvested for centuries, yet only recently has it come to light that about half the volume of blubber consists of a complex mesh of collagen fibers wrapped around each animal.
वैज्ञानिक अभी - भी यह जानने की कोशिश कर रहे हैं कि चर्बी का यह यौगिक किस तरह से काम करता है ।