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Two ants fighting over a dead wasp. Wars or conflicts can break out between different groups in some ant species for a variety of reasons. These violent confrontations typically involve entire colonies, sometimes allied with each other, and can end in a stalemate, the complete destruction of one of the belligerents, the migration of one of the groups, or, in some cases, the establishment of ...
Germany is known to have pursued entomological warfare programs during World War II. [7] The nation pursued the mass-production, and dispersion, of the Colorado potato beetle (Lepinotarsa decemlineata), aimed at the enemy's food sources. [7] The beetle was first found in Germany in 1914, as an invasive species from North America. [9]
Nov. 15—From staff reports School-aged students are being asked to take part in an art contest meant to help in Washington's fight against the spread of invasive species. The Washington ...
Biological warfare, also known as germ warfare, is the use of biological toxins or infectious agents such as bacteria, viruses, insects, and fungi with the intent to kill, harm or incapacitate humans, animals or plants as an act of war. [1]
Healing the ecosystem so the otters could come back had the win-win effect of helping manage an invasive species. "The sea otters, they're like an assistant manager for us," she said. The pattern ...
Chinese poster reading "Exterminate The Four Pests", 1958. The Four Evils campaign (Chinese: 除 四 害; pinyin: Chú Sì Hài) was one of the first campaigns of the Great Leap Forward in Maoist China from 1958 to 1962.
Invasive organisms brought by extraterrestrial civilizations could cause great ecological harm because of the terrestrial biosphere's lack of defenses against them. [ 45 ] On the other hand, pathogens and invasive species of extraterrestrial origin might differ enough from terrestrial organisms in their biology to have no adverse effects. [ 45 ]
This series came from a determination to understand why, and to explore how their way back from war can be smoothed. Moral injury is a relatively new concept that seems to describe what many feel: a sense that their fundamental understanding of right and wrong has been violated, and the grief, numbness or guilt that often ensues.