No. There were no snakes in the Paleozoic. The first snakes appeared in the late Meoszoic. Cobras appeared in the Cenozoic.
Paleozoic
No Paleozoic is not the second era it is the first era
Im dr phill
the PALEOZOIC era
Paleozoic Era
The first period in the Paleozoic Era was the Cambrian.
The Permian period is the last period of the Paleozoic era
Land plants envoled in the Paleozoic era
Warm, shallow seas covered most of Earth's surface near the end of the Paleozoic Era.
Africa was located at the south pole during the Paleozoic Era.
Paleozoic, Mesozoic and Cenozoic are examples of geological era from the Phanerozoic Eon.
The Paleozoic Era of geologic history occurred before the Mesozoic Era.