@Rudy96 wrote:

It seems that the third season has to be split in two seasons of 26 Episodes.

Source: https://en.wikipedia.org/wiki/Marsupilami_(2000_TV_series) and https://fr.wikipedia.org/wiki/Marsupilami_(s%C3%A9rie_t%C3%A9l%C3%A9vis%C3%A9e_d%27animation)

Thanks for your report!

There is an old content issue report from August 2020 in which I explain the current structure of this entry/show here on TMDb to a different user who argued the same way you do:

https://www.themoviedb.org/talk/5f319c2d1967570037afada2

Please read my reply. If there are any more questions and/or you don't agree with my decision, feel free to open this content issue report again.