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6-year-old uncovered 160-million-year-old fossil

A little girl in England was digging in the dirt with a plastic spade when she came across a 160-million-year-old ammonite fossil. The fossilised sea creature has a spiral-patterned shell with inch-long bristles jutting from it to ward off predators – and which inspired Emily to nickname it ‘Spike’. It was

X-rays reveal diet of ammonites

X-ray images taken of fossilized baculites are providing insight into how they lived. With no direct counterpart today, it has been difficult to nail down the ammonites' true place in the ancient food chain. But the analysis by Kruta and her colleagues indicates their ammonites would have dined on small organisms floating