Books like Hope for Animals and Their World
Jane Goodall
Hope for Animals and Their World is 392 pages, about 7 hours 11 minutes at 250 words a minute.
6 books to read next
How long each takes
A Sand County Almanac 4.9 h 
The Future of Life 4.7 h 
Wolf Stalker 2.7 h 
The Penguin Lessons 4.4 h 
Neotropical Birds 9.2 h Ideas to Postpone the End of the World 1.6 h Bar height shows length. Estimated at 250 words a minute.