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A brother and sister travel back in time to the late Devonian period where they observe the first amphibians.
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Editions
2 editions- Other · English · 1990M. Cavendish · 29 pages · 9781854351845
- Other · English · 1988Cherrytree · 32 pages · 9780745150123
Prehistoric animalsJuvenile literaturePaleontologyFossil MammalsIce ageGlacial epochDinosaursFossils, juvenile literature