Original video: https://youtu.be/UOWcCW5TiII Published on: 01 October 2019 Witness the hidden world of inter-kingdom communication in this combined time-lapse study of the fungus Mortierella elongata and the bacterium Burkholderia . This video merges two critical perspectives of microbial symbiosis—from colony-wide attraction to the precision of single hyphae growth. As poplar-associated microbes, these two species exhibit a unique "growth-promoting" relationship. Through th