On the cover: Invasive to the United States, wild pigs can cause extensive damage to wetland and riparian ecosystems. See S.A. Bolds et al., “Impacts of a large invasive mammal on water quality in riparian ecosystems,” https://doi.org/10.1002/jeq2.20194. Photo by Stephen Ditchkoff.

中文翻译：

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封面图片，第50卷，第2期

封面：入侵美国的野猪会对湿地和河岸生态系统造成广泛破坏。参见SA Bolds等人，“大型侵入性哺乳动物对河岸生态系统中水质的影响”，https：//doi.org/10.1002/jeq2.20194。斯蒂芬·迪奇科夫（Stephen Ditchkoff）摄。