"So what does a musician do when he's bored with the studio life? Why, of course... he goes to Africa, sticks contact microphones in a zebra carcass, and records the sound of vultures having lunch."
"Between the clinical, rasping phrases of territorial male corncrakes or 'laughing' hippopotami at dusk, 'Outside the Circle of Fire' could almost be the freakiest all-natural techno disc ever."
"As the liner notes state, these sounds exist whether we hear them or not. This idea is a powerful tonic in a time of instant access, when lots of people spend their lives making and selling products that exist only because someone might buy them."
1 May, 8pm
(BBC broadcast 10 May)