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Ultimate Swarms

Duration: 59 minutes

on BBC Four HD

Available for years

Zoologist and explorer George McGavin searches for the world's most spectacular swarms, discovering why they are the ultimate solution to surviving against all odds. Show more

BBC Four HD

About BBC Four

BBC Four reflects arts, music and culture with an ambitious range of intellectually and culturally enriching programmes, taking an expert and in-depth approach to its subjects.