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Episode Guide
- Season 1
- Season 2
- Season 3
- Season 4
- Season 5
- Season 6
- Season 7
- Season 8
- Season 9
- Season 10
- Season 11
- Season 12
- Season 13
- Season 14
- Season 15
- Season 16
- Season 17
- Season 18
- Season 19
- Season 20
- Season 21
- Season 22
- Season 23
- Season 24
- Season 25
- Season 26
- Season 27
- Season 28
- Season 29
- Season 30
- Season 31
- Season 32
- Season 33
- 1. The Bird That Beat the U.S. Navy Jan 6, 1977
- Midway Island's gooney birds are favorites of sailors.
- 2. Behind the Jaws Jan 13, 1977
- Divers investigate nurse sharks.
- 7. A Safe Polar Bear Is a Distant Polar Bear Feb 17, 1977
- Canadian polar bears challenge man in the autumn.