Archeology: Asteroid-killed dinosaur fossil discovered, scientists say

  • Jonathan Amos
  • BBC Science Correspondent

Sir David Attenborough seeks the help of experts to understand the meaning of the fossil foot.

photo credit, Screenshot/BBC

image caption,

Sir David Attenborough seeks the help of experts to understand the meaning of the fossil foot.

Scientists have unveiled an amazingly well-preserved dinosaur leg.

This limb, along with its skin, is one of a series of remarkable discoveries made at the Tanis fossil site in the US state of North Dakota.

But not only their excellent condition attracts attention, but also what these ancient specimens are supposed to represent.

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