Brown trout prove that beaver dams don't always limit fish movement

媒体报道

• 标题	Brown trout prove that beaver dams don't always limit fish movement
  媒体名称 / 渠道	Earth.com
  国家/地区	United States
  日期	17/03/25
  URL	ct.moreover.com/?a=56268190162&p=1gw&v=1&x=6r1k-mu3-rX26_wQk2wyGA
  人员	Martin Gaywood