The two peregrine falcon hatchlings are currently nested at the top of the Newton building in Nottingham city centre.
Both hatched in the early hours of this morning (Monday 29 April). A third is expected to hatch soon.
More top news
Today's crash is the most serious incident involving The Smiler roller coaster, which has been beset with problems since opening in 2013.
Four people are seriously hurt after two roller coaster carriages crashed into each other on The Smiler ride at Alton Towers.
It's been a wet and windy start to the meteorological summer, but exactly 40 years ago the situation was much worse!