Cambrian Ocean World
Cambrian Ocean World This volume, aimed at the general reader, presents life and times of the amazing animals that inhabited Earth more than 500 million years ago. During this immense span of time…
Specifikacia Cambrian Ocean World
Cambrian Ocean World
This volume, aimed at the general reader, presents life and times of the amazing animals that inhabited Earth more than 500 million years ago. During this immense span of time nearly every modern group of animals appeared. The Cambrian Period was a critical time in Earth's history.
Grazing, predation, and multi-tiered ecosystems with animals living in, on, or above the sea floor became common. Although life had been around for more than 2 million millennia, Cambrian rocks preserve the record of the first appearance of complex animals with eyes, protective skeletons, antennae, and complex ecologies. The cascade of interaction led to an ever-increasing diversification of animal body types.
By the end of the period, the ancestors of sponges, corals, jellyfish, worms, mollusks, brachiopods, arthropods, echinoderms, and vertebrates were all in place. The evidence of this Cambrian "explosion"
Cambrian Ocean World
Cambrian Way
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