Best KNIFE for DEFENCE against a BEAR OR TIGER?

I was asked by Patron Mark Lee if a rondel dagger would be a good as a last ditch defence against a bear attack, so I decided to expand the question to look at several knife types, against various large predators. ▼3 extra EXCLUSIVE videos each month on PATREON, which make this channel possible:   / scholagladiatoria   ▼Facebook & Twitter updates, info, memes and fun:   / historicalfencing     / scholagladiato1   ▼Schola Gladiatoria HEMA - sword fighting classes in the UK: https://www.swordfightinglondon.com ▼Matt Easton's website & Pinterest: https://www.matt-easton.co.uk/ https://www.pinterest.co.uk/matt_east... ▼Easton Antique Arms - antique swords for sale: https://www.antique-swords.co.uk #knifereview #bear #bushcraft