https://joy.videvo.net/videvo_files/video/free/2019-08/large_watermarked/190614_14_FerganaValleySilk_HD_03_preview.mp4 Silk Production from Silkworms CU Close up shot of thread being pulled from boiled silkworm cocoons in the Fergana Valley, Uzbekistan. 1080pchrysalysescocoonsfabricfergana valleyfibresmaterialprodutionsericulturesilkSilk Roadsilk wormssilkwormstextilethreaduzbekistan