Tori the ancient mammal expert meets artist Alexandra Daisy Ginsberg who brings different depictions of endangered rhinos for the Museum's latest exhibition, The Lost Rhino. The Chairman of the Board of Trustees, Patrick Vallance pays a visit to the museum's 40,000 bat specimens and discovers how a strain of Coronavirus has been detected in some bat specimens which are hundreds of years old. Andrea, curator of a new Challenger exhibition, prepares some of the records and photographs taken over 150 years ago on the sea expedition. Meteorite expert Natasha presents the museum's micrometeorites