Station 3: Vernal Pool
![Photo by Bill Byrne](https://www.town.northborough.ma.us/sites/g/files/vyhlif12221/f/styles/news_image/public/pages/station3.1.png?itok=V3vsCjEA)
This vernal pool occupies a glacial kettle where sediments once covered glacial ice that later melted. The pool typically holds water during the winter and spring seasons and is a breeding habitat for amphibians, including frogs and salamanders.
Edmund Hill Interpretive Trail Station 3: Vernal Pool