Books like Demain les Chats
Bernard Werber
Demain les Chats is 307 pages, about 5 hours 38 minutes at 250 words a minute.
7 books to read next
How long each takes
If Cats Disappeared from the World 3.4 h 
The Travelling Cat Chronicles 4.7 h 
The Complete Chi's Sweet Home 8.8 h 
A Street Cat Named Bob 4.3 h よん&むー 2.0 h 
Feline Philosophy 2.6 h 
Making the Rounds with Oscar 5.0 h Bar height shows length. Estimated at 250 words a minute.