オーストラリアのある島が4ミリのアリと戦うために、2ミリのある虫を放った結果、信じがたい変化が起き始めた

On Christmas Island, an Australian territory, one of the world's largest natural phenomena occurs annually: over 100 million crabs migrate from the forest to the sea. However, 30 years ago, this spectacle was almost completely gone. The cause? A small, invasive species, only 4 millimeters long. And what stopped it? Another creature, only 2 millimeters long. This is the story of the most delicate ecological solution, unfolding on a single island. This channel brings you fascinating stories about nature and animals. We would appreciate your support by subscribing to our channel. ▼ Table of Contents 00:00 Opening 00:48 Chapter 1: The Red Army 02:10 Chapter 2: The 4mm Invader 04:14 Chapter 3: Why Direct Attacks Failed 05:29 Chapter 4: Hidden Dependence 07:15 Chapter 5: The 2mm Answer 09:43 Chapter 6: From 28 to 100 ▼ References ・O'Dowd, D.J., Green, P.T. & Lake, P.S. (2003) "Invasional 'meltdown' on an oceanic island" Ecology Letters 6(9) ・Boland, C.R.J. et al. (2011) "Heavy Bait Application Threatens Risk Pollination" Biological Conservation 144 ・Parks Australia - Christmas Island National Park, Yellow Crazy Ant Biocontrol Program ・La Trobe University - Tachardiaephagus somervillei Research Project (2009-2016) Forest Research Institute of Malaysia - Biocontrol Partnership Records ▼ Note The information in this video is current as of the time of production. The materials used are either royalty-free or used with permission. This channel is operated for educational and entertainment purposes. ▼ Contact [email protected] #ChristmasIsland #Crab #Ecosystem