蹼（webbing）是一些半水生四足類動物在前肢或後肢指間長有的皮膜，功能是增加划水時手掌或腳掌的截面積，讓這些動物能更有效率的進行游泳。常見的有蹼動物有水鳥（特別是游禽，包括鴨、鵝、鷗類、企鵝等）、蛙類、水獺、鴨嘴獸等。
 |
Wikiwand in your browser!
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.
