https://www.europesays.com/ie/610503/ In 2001, scientists released beetles to fight an invasive tree. Years later, an endangered bird had lost 94% of its habitat along one western river | World News #BiologicalControlInvasiveSpecies #Éire #EndangeredSpeciesConservation #Environment #FlycatcherHabitatLoss #IE #Ireland #Science #SouthwesternWillowFlycatcher #TamariskLeafBeetle