NOVA - Season 13 Episode 17
Birds do it; bees do it, butterflies, bats and eels do it—all leave one habitat to migrate to another, often thousands of miles away. NOVA penetrates the mystery of where animals migrate, why and how they get there.
First Air Date : 1974-03-03
Last Air date : 2024-10-09
Runtime : 57 minutes
Genre : Documentary
Cast :
Crew :
Quality : 
Subtitles :
- Season 13 : Episode 11986-01-21
- Season 13 : Episode 21986-01-28
- Season 13 : Episode 31986-02-04
- Season 13 : Episode 41986-02-11
- Season 13 : Episode 51986-02-18
- Season 13 : Episode 61986-02-25
- Season 13 : Episode 71986-03-04
- Season 13 : Episode 81986-03-11
- Season 13 : Episode 91986-03-18
- Season 13 : Episode 101986-03-25
- Season 13 : Episode 111986-04-22
- Season 13 : Episode 121986-10-14
- Season 13 : Episode 131986-10-21
- Season 13 : Episode 141986-11-04
- Season 13 : Episode 151986-11-11
- Season 13 : Episode 161986-11-18
- Season 13 : Episode 171986-11-25
- Season 13 : Episode 181986-12-02
- Season 13 : Episode 191986-12-09
- Season 13 : Episode 201986-12-16
- Season 13 : Episode 211987-01-13
