Aired Tuesday June 8, 4:55pm - 5:55pmon More 4

The Secret Life of the Zoo

Series 7: Underwater Special

This deep-dive special episode explores the extraordinary underwater world of Chester Zoo, featuring blind fish, rare amphibians, and a very frisky penguin.

Category
Documentary / Animals
Original air date
2019-05-23
Cast and crew
  • Olivia ColmanNarrator