- Original release
- Previous episode S07E03 - Billfish: Battle on the Line?
- Number S07E04
- Country United States
- Original language English
- Genres Adventure, Documentary
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External links
TheTVDB page
IMDB page
TheMovieDB page -
Last update
18 février 2026 - 17:15
on 11 databases
The Secret Sex Life of Fish
Most people are familiar with the pretty tropical fish found in aquariums, but few realize that some of these animals are capable of changing sex. Discover the unique ways of how some fish species do this and why they likely evolved this way.
Next episode
S08E01 - Sponges: Oldest Creatures in the Sea?
