Meaning of the flag of Algeria: The red star and the crescent represent the religion Islam. White symbolizes peace and honesty; green symbolizes the beauty of nature, hope, and joy; red symbolizes the blood of those killed fighting for independence in the Algerian War (1954 to 1962).eaning of the flag of Saint Thomas and Prince: Green, yellow and black are pan-African colors and also the colors of the Liberation Movement. The red triangle represents the hard fight for independence. The two black stars represent the two main islands of the country.
Trilobites and cephalopods are examples of these multi-celled animals. During the Devonian Period (380 million years ago) southern Minnesota was once again covered by a sea, leaving fossils of fish and corals scattered throughout the area.ossils are the remains of plants and animals found in rock. A fossil can be many things: a bone from a dinosaur, the tooth of a shark, a sea shell or a footprint.
Although some types of trilobites were blind, most had well developed eyes with very sophisticated lenses that had a great depth of field. Some species had eyes on stalks and these are believed to have buried themselves in the mud, with only their eyes sticking out like periscopes.Scientific name: Trilobita.rilobites. Palaeontologists have identified more than 20,000 different trilobites, an amazingly diverse group of animals. They all lived in the sea: some burrowed in the mud, some crawled on the surface of the seabed and others swam about in open water or inhabited reefs.