Earth material Sedimentary rock Clastic rock. Sedimentary breccia. A breccia (coarse-grained clastic rock composed of angular broken rock fragments held together by a mineral cement or a fine-grained matrix) formed by sedimentary processes. This category is also used for breccia.
What is a Silverfish Bug? The Silverfish Bug, also known as Lepisma saccharina, is a small insect without wings. Its name, silverfish, comes from its silvery color and the fact that is resembles a fish. Silverfish's mostly rely on carbohydrates to survive that come from various natural sugars and starches. In urban environments, they will eat glue, paper of any kind including books, sugar, coffee and even clothing, making them quite a pest when they are able to make their way into homes.
The lake whitefish (Coregonus clupeaformis) is a species of freshwater whitefish from North America. Lake whitefish are found throughout much of Canada and parts of the northern United States, including all of the Great Lakes. The lake whitefish is sometimes referred to as a humpback fish due to the small size of the head in relation to the length of the body. It is a valuable commercial fish, and also occasionally taken by sport fishermen.