ᎡᏍᎦᎢᏳᎾᎵᏍᏓᏁᎸ, ᎯᎠ ecosystem ᎨᏒᎢ ᎾᏍᎩ ᏂᎨᏒᎾ ᏥᏄᏍᏗ nvwatohiyadv ᏥᏄᏍᏗ ᎾᏍᎩ ᏰᎵᏇ ᎾᏍᏋ. ᎤᏃᎴ ᎥᏳᎩ ᎠᎾᏍᎬᏘ ᎾᏍᏋ contributing ᎤᏁᏉᏨᎯ ᎩᎦᎨ ᏕᎦᏅᎦᎵᏍᎬ ᏡᎬ ᎠᏓᏁᎳᏅᎯ ᎾᎾᎢ ᎦᎸᎳᏗᎨᏍᏙᏗ ᏂᎦᏛᎢ ᎠᎴ ᏧᏍᎦ ᎠᏓᏯᏍᏗ ᎾᎾᎢ ᎡᎳᏗᎨ ᏂᎦᏛᎢ, ᎾᎯᏳᎢ ᎯᎠ invasive ᎠᏍᎩᎾᏗᏍᏗ ᎦᎶᏂᏗ adelgid ᏗᎦᏘᎸᏍᏗ ᎯᎠ ᎠᏍᎩᎾᏗᏍᏗ, ᎠᎴ ᎯᎠ ᎠᏅᏬᏗ ᎦᎶᏂᏗ adelgid ᏗᎦᏘᎸᏍᏗ ᎯᎠ ᎢᏤ ᎠᏓ. Pseudoscymnus tsugae ᎤᎭ ᏭᏪᏙᎢ ᎬᏂᎨᏒ ᏄᏩᏁᎸ ᎭᏫᎾᏗᏢ ᎠᏁᎸᏙᏗ ᎠᎨᏔᏗᏍᏗ ᎯᎠ ᎠᏍᎩᎾᏗᏍᏗ[4].