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Paleozoic
When did the paleozic era end?
Paleozoic Era, also spelled Palaeozoic, major interval of geologic time that began 541 million years ago with the Cambrian explosion, an extraordinary...
What was the Paleozoic era like and which animals lived during this time period?
Paleozoic evolution Trilobites were fading as fish became more diverse. The ancestors of conifers appeared, and dragonflies ruled the skies. Tetrapods...
When was the paleozioc era?
Paleozoic Era, also spelled Palaeozoic, major interval of geologic time that began 541 million years ago with the Cambrian explosion, an extraordinary...
How did the changing geologic condition of the Paleozoic age affect the evolution of animals and plants?
What are the major geological changes that occurred in the Paleozoic?What is was the biggest change to life during the Paleozoic Era How did it chang...
What is the most significant difference between precambrian life forms and paleozoic life forms?
What is the major difference between Precambrian and Paleozoic life?Which is a difference between the Paleozoic and Mesozoic Era?How is Precambrian t...
Did any Paleozoic era animal survive?
The Permian extinction, at the end of the Paleozoic Era, eliminated such major invertebrate groups as the blastoids (an extinct group of echinoderms r...
What happened to many land and sea animals in the near end of paleozoic era?
The Permian extinction, at the end of the Paleozoic Era, eliminated such major invertebrate groups as the blastoids (an extinct group of echinoderms r...
What are three types of marine animals that left fossils from the Paleozoic era?
Trilobites, like brachiopods, crinoids, and corals, are found on all modern continents, and occupied every ancient ocean from which Paleozoic fossils ...
What kind of animals lived in Paleozioc?
The ancestors of conifers appeared, and dragonflies ruled the skies. Tetrapods were becoming more specialized, and two new groups of animals evolved. ...