On their way up to Everest Base Camp on a quest to film jumping spiders, the Planet Earth II 'Mountains' team stumbled across a famous artefact in a remote monastery: the scalp of a yeti.

And of those? None were anomalous, or proved to be belonging exclusively to a yeti. An expedition team in the 1950s claimed to have discovered the scalp of a yeti, which is now on display at the ...