Researchers are studying antlers, with the goal of building stronger helmets. they are looking at a species of fly that has acute hearing, with a view toward improving hearing aids. and they are examining the wing feathers of owls, with the idea of improving stealth airplanes.
আৰম্ভণিতে আমি লক্ষ্য কৰিলোঁ যে বৈজ্ঞানিকসকলে কেনেকৈ প্ৰকৃতিক জৈৱিক বস্তুৰ অনুকৰণ কৰি কৃত্ৰিম বস্তুবোৰ তৈয়াৰ কৰিছে ।