He runs an educational project called Discover D-Day, based in Attleborough, Norfolk, which is "mainly about the American Airborne and Army in the last year of the Second World War".
He noticed an unusual object on the conveyor belt and realised it was a bone, the museum said."It has a fine, quite dense, bone structure," said Mr Spooner.
"It is remarkably light."Straight-tusked elephants were four metres high, bigger than woolly mammoths, and were present in what is now Cambridgeshire in the last two ice ages.Amalia Robertson, a resident palaeontologist, said she was "very happy and excited" by the donation.
She said the elephants lived until the last Ice Age. Modern African elephants can grow up to 3.3m (11ft) tall at the shoulder, whereas the palaeoloxodon could reach up to 4.5m (15ft)."This elephant would've lived in a very mild wooded habitat in this area.
"The final cold snap of the Ice Age about 10,000 years ago would've wiped them all out."
People across large parts of the east of England could be paying up to 15% more for their water bills by the end of the decade."We tried to catch her and call her but she ran away down the road towards Bakewell," said Yuliia.
"She doesn't like towns where people are so it's more likely she is hiding in the woods."She's in survival mode and she might be afraid of strangers, but I really hope we can find her."
A theatre based in a former 19th Century courthouse remains on a register for venues at risk of closure for a 10th year, despite plans to renovate it.Spilsby Sessions House was added to the Theatres Trust Theatre's at Risk register in 2015 because its ceiling had become unsafe and was on the brink of collapse.