Natural World
Season 17 Episode 16 - Islands of the Vampire Birds
7.1 ?
1983
Documentary
Wildlife documentary looking at the finches of the Galapagos Islands which have evolved to not only to eat seeds and pick ticks off tortoises but also to drink the blood of the latter.
Episodes in Season 17
1
South Georgia: an Island All Alone
2
Capybara: Swamp Hogs
3
Secret Sharks
4
Mountain of the Sea
5
Orangutans: the High Society
6
The Fatal Flower
7
Vanishing Pools of the Zambezi
8
Manu: Amazon Paradise
9
Impossible Journeys
10
Cheetahs in a Hot Spot
11
Dolphins: The Wild Side
12
Year of the Jackal
13
Everglades: to Hell and Back
14
Tough Ducks
15
The Man-Eaters of Tsavo
16
Islands of the Vampire Birds
NOW PLAYING
17
The Farm That Time Forgot
18
