D.C. Barletta • Natural History

Natural History

Prehistoric biology, ecological stress, and deep-time adaptation. Each essay is grounded in the scientific record and carries a signal from Cambria — where scholars documented these same systems long before modern paleontology recovered the bone.

Pterosaurs

Why Pterosaurs Ruled the Sky

For 160 million years, no vertebrate challenged their dominance. The architecture of hollow bones, thermal corridors, and neural superiority — and the Cambrian engineering response to living beneath them.

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Mass Extinction

Life After the Permian Extinction

The Great Dying eliminated 96% of marine species. What followed was not recovery but five million years of failed stabilization — pulse extinctions, monoculture, and the Carnian Pluvial reset.

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Survival Ecology

Could Humans Survive the Dinosaur Era?

An architecture problem, not an adventure premise. Predator density, aerial threats, refuge engineering, unfamiliar pathogens, and the vertical survival logic Cambria solved over 400 years.

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Tethys Ocean

Aptian-Albian Tethys Ocean Brief

Greenhouse seas, anoxic dead zones, carbonate platform chokepoints, and the Earth-system dynamics that defined navigation, civilization pressure, and water-line ecology in World of Tethys.

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