KDP categories · Top KDP authors
Fossils (Animals, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Fossils (Animals, Kindle eBooks), updated Nov 2, 2026: median price $10.99, median 50 reviews, average rating 4.5 and a KDPTop opportunity score of 21/100 (highly competitive).
| Price range (middle 50%) | $4.24 – $15.74 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 4% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 8% of the parent category Animals (592), one of the easier corners under it.
- At $10.99 its median price beats 90% of Kindle eBooks categories, leaving more margin per copy.
- Only 4% of its best sellers are under 90 days old, fewer than in 82% of Kindle eBooks categories: established titles hold the list.
Top 10 Fossils best sellers
-
A New History of Life: The Radical New Discoveries about the Origins and Evolution of Life on Earth
by Peter Ward
- List rank#1
- Price$1.99
- Rating4.4
- Reviews349
-
Weird Dinosaurs: The Strange New Fossils Challenging Everything We Thought We Knew
by John Pickrell
- List rank#2
- Price$3.99
- Rating4.4
- Reviews211
-
The Story of Birds: A New History from Their Dinosaur Origins to the Present
- List rank#3
- Price$18.99
- Rating4.8
- Reviews392
-
Vanished Giants: The Lost World of the Ice Age
by Anthony J. Stuart
- List rank#4
- Price$2.99
- Rating4.3
- Reviews49
-
The Smartest Dinosaurs (Meet the Dinosaurs)
by Don Lessem
- List rank#5
- Price$4.99
- Rating4.0
- Reviews6
-
Sea Giants of Dinosaur Time (Meet the Dinosaurs)
by Don Lessem
- List rank#6
- Price$4.99
- Rating4.6
- Reviews14
-
The Fastest Dinosaurs (Meet the Dinosaurs)
by Don Lessem
- List rank#7
- Price$4.99
- Rating4.4
- Reviews4
-
The Rise and Reign of the Mammals: A New History, from the Shadow of the Dinosaurs to Us – A Bestselling Book on the Natural History of Mammalian Evolution
- List rank#8
- Price$17.99
- Rating4.7
- Reviews2,265
-
Cambrian Ocean World: Ancient Sea Life of North America (Life of the Past)
by John Foster
- List rank#9
- Price$9.99
- Rating4.6
- Reviews147
-
The Desert Bones: The Paleontology and Paleoecology of Mid-Cretaceous North Africa (Life of the Past)
by Jamale Ijouiher
- List rank#10
- Price$17.99
- Rating4.8
- Reviews13
Same niche in Books: Fossils
FAQ
Is Fossils a good niche for Amazon KDP?
Its KDPTop opportunity score is 21/100, which makes it highly competitive. The median best seller has 50 reviews and sells for $10.99.
How many reviews do you need to rank in Fossils?
The median best seller has 50 reviews, and 59% of them have fewer than 100.
What do Fossils best sellers cost?
The median price is $10.99; half of the best sellers are priced between $4.24 and $15.74.
Can new books break into Fossils?
4% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.