This is a status assessment of the double-crested cormorant in North America as of 2001. It includes general information on the bird, biological information and area-specific population information for throughout North America.
Art; Aquatic animals; Endangered species; Rivers and streams;
This is a poster about freshwater mussels. One side displays a subaquatic environment featuring mussels and various fish, while the reverse side describes the mussels' life cycle and ecosystem role as well as what is being done to protect them.