Tag: jawed vertebrates

Rise of jaws: How deep-ocean oxygen surge 390 million years ago reshaped life

Rise of Jaws: How Deep-Ocean Oxygen Surge 390 Million Years Ago Reshaped Life The evolution of life on Earth has been a complex and fascinating journey, shaped by numerous geological and environmental events. One such event, which occurred approximately 390 million years ago, was the surge in deep-ocean oxygen levels. This rise in oxygen levels […]

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