Ordovician

What was the climate during the ordovician period?
For the most part the Earth's climate was warm and wet, with sea levels rising as much as 1,970 feet (600 meters) above those of today. But once Gondw...
What were the dangers of the ordovician period?
Also, during the Late Ordovician, massive glaciers formed on Gondwana at the South Pole, causing shallow seas to drain and sea level to drop, which ma...
What was the geologic time period of ordovican?
Ordovician Period, in geologic time, the second period of the Paleozoic Era. It began 485.4 million years ago, following the Cambrian Period, and ende...
What are the animals of the Ordovician period?
All of the major animal groups of the Ordovician oceans survived, including trilobites, brachiopods, corals, crinoids and graptolites, but each lost i...
What moved toward the shoreline and became the first plants during the Ordovician period?
What plants evolved during the Ordovician period?What organisms first appeared during the Ordovician period?What major event happened in the Ordovici...
What are the plants of the Ordovician period?
Sponges, corals and even primitive fish lived in Ordovician waters. The plant life in the water was red and green algae. On the very bottom of the oce...