Common Mudpuppy (Necturus maculosus) Drawings & Dimensions

The mudpuppy, Necturus maculosus, is an aquatic salamander that lives in the eastern part of North America in lakes, rivers, and ponds. As skin and lung respiration is not sufficient for gas exchange, mudpuppies rely on external gills as their primary means of gas exchange.

泥鳅（Necturus maculosus），一种水栖蝾螈，栖息于北美东部地区的湖泊、河流和池塘中。鉴于皮肤和肺呼吸不足以实现气体交换，泥鳅依赖外部鳃作为其主要气体交换途径。