知识链接:小朋友,你一定认识小青蛙,可是你了解他们吗?1.青蛙是两栖类蛙科动物,头部扁而宽,口阔,眼大,皮肤光滑,颜色因环境不同而不同,通常为绿色,有灰色斑纹,趾间有薄膜相连。生活在水中或靠近水的地方,善跳跃,会游泳,多在夜间活动。雄蛙有发声器,叫声响亮。青蛙在小河的岸边草丛中和田间捕食害虫,对农业有益。幼体叫蝌蚪。青蛙通称田鸡,种类很多,如黑斑 Knowledge links: Children, you must know little frogs, but you know them? 1. Frogs are amphibian frogs, flat and wide head, wide mouth, big eyes, smooth skin, the color varies with the environment, usually Green, gray markings, thin film attached to the toes. Live in the water or near water, good jumping, swimming, and more at night activities. The male frog has a sounder, the sound loud. Frogs prey on pests in the grassy banks of the creek and in the fields, which is good for agriculture. Toddlers called tadpoles. Frog commonly known as frog, many types, such as dark spots