Скачать или смотреть Can These Trees Bleed?

Some species of the Dracaena genus have red sap inside. When the trees are cut, the sap flows out and solidifies into a dark red resin when exposed to oxygen. This is what we know as “dragon’s blood.” Many civilizations have used dragon's blood for over 2,000 years. Even today, we use it in medicine, cosmetics and art.

Read the full article:
https://earthsky.org/earth/dragon-blo...

Andy Dingley/ Wikipedia (CC BY-SA 3.0)
https://en.m.wikipedia.org/wiki/File:...
https://creativecommons.org/licenses/...

Natikka/ Wikipedia (CC BY 2.5)
https://en.wikipedia.org/wiki/Croton_...
https://creativecommons.org/licenses/...

Producer: Cristina Ortiz, EarthSky's defender of animals
https://earthsky.org/author/cristinal...

EarthSky.org: https://earthsky.org/
Subscribe: https://subscribe.earthsky.org/
Store: https://earthskystore.org/
Team and About: https://earthsky.org/about/

#earthsky #trees #dragonbloodtree #dragon #blood #bleeding #sap #resin #socotra #yemen #nature