But wherever the egg is kept, inside, the baby bird or reptile grows until it is big and strong enough to break free, and the next ... This is usually discussed at KS3 but could be suitable ...

Mar. 26, 2025 — A new species of fossil is 444 million years-old with soft insides perfectly preserved. Research 'ultramarathon' saw palaeontologist puzzled by bizarre fossil for 25 ...