Like bogs, ______ are more common in northern regions. ______ are wetlands full of sedges—a group of grass-like plants with triangular stems. ______ occur in slightly acidic or alkaline water. Many rare wildflowers and orchids require the special chemistry of this type of wetland to grow. Like bogs, ______ are not very productive wetlands (meaning not very many things grow here), but they are important for the different life forms found within them.

(a)  

________ are low areas in the land created by glaciers and are typically located near farmland. They are fed by ground water and precipitation. Often, migrating birds can be found in ______.

(a)  

______ are found near streams, often in low-lying areas. They often form from marshes that have begun to grow shrubs and trees. As these larger plants grow, the marsh grasses die and begin to decay. Ancient ______ formed some of the coal that is mined today.

(a)  

______ can be freshwater or saltwater. The constant flow of water helps grasses and other plant life grow thickly. The soil is often very rich with silt. Many types of wildlife are plentiful in ______.

(a)