New Blood – broadcast in North America as Dawn of the Dinosaurs – is the first episode of Walking with Dinosaurs thus being the first episode in the Walking With… series. This episode follows life in the late Triassic period in Arizona. It features Coelophysis, one of the first in the lineage of the dinosaurs, a pair of Thrinaxodon and their desperate struggles to stay alive and to raise a family and a female Postosuchus, a fierce predator designed only for killing.

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