Cave Animals
Deep in the earth are caverns where the light of day never penetrates. Yet in this strange mineral world many animals live, some only temporarily, but others as permanent residents. How do they manage to survive without light? What do they feed on? Dick SADDLIER talks to
MICHAEL BLACKMORE Nature Conservancy
HUMPHRY GREENWOOD British Museum
GEOFFREY JEFFERSON University of Wales
Produced by John Sparks
Repeated: Wednesday, 9.5 a.m.