为探究血鹦鹉慈鲷（Blood parrot cichlid）对盐度的耐受性及入侵风险，研究人员开展实验。结果显示其对盐度耐受性低，高盐度影响生存和生长，且幼鱼耐受性更差。该研究为评估其入侵潜力提供依据。 在全球范围内，外来鱼类对非本土环境的入侵问题日益严峻。

Swiss Roll is a 2-year-old domestic short hair cat who loves her toys and will bring them to you when she believes it is time to play. This Russian Blue look alike has a gaze that will melt your heart ...