This has resulted in irruptions of ungulates unchecked by predation, followed in many systems by reduced diversity of plants and wildlife such as songbirds. (scientificamerican.com)
«Reflections on the Delhi Assembly of EATWOT» in Irruption of the Poor, ed. (religion-online.org)
Sunspots are caused by irruptions into its surface of the sun's deeper magnetism. (economist.com)