KDP categories · Top KDP authors
Ecology (Biological Sciences, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Ecology (Biological Sciences, Kindle eBooks), updated Nov 3, 2026: median price $8.99, median 109 reviews, average rating 4.5 and a KDPTop opportunity score of 22/100 (highly competitive).
| Price range (middle 50%) | $5.92 – $14.24 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 11% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 10% of the parent category Biological Sciences (1,130), one of the easier corners under it.
- Prices spread wide: the middle half runs from $5.92 to $14.24, so budget editions and premium or boxed sets sell side by side.
Top 10 Ecology best sellers
-
Braiding Sweetgrass: Indigenous Wisdom, Scientific Knowledge and the Teachings of Plants
- List rank#1
- Price$9.99
- Rating4.7
- Reviews23,680
-
Scientific American September 2026
- List rank#2
- Price$6.99
- Rating4.8
- Reviews13
-
Adapt: How Humans Are Tapping into Nature's Secrets to Design and Build a Better Future
by Amina Khan
- List rank#3
- Price$1.99
- Rating4.5
- Reviews18
-
Scientific American October 2026
- List rank#4
- Price$6.99
- Rating4.2
- Reviews7
-
Scientific American June 2026
- List rank#5
- Price$6.99
- Rating4.4
- Reviews42
-
The Light Eaters: How the Unseen World of Plant Intelligence Offers a New Understanding of Life on Earth – A Popular Science and Natural History Study of Botany
by Zoë Schlanger
- List rank#6
- Price$12.99
- Rating4.5
- Reviews1,870
-
Here on Earth: A Natural History of the Planet
by Tim Flannery
- List rank#7
- Price$2.99
- Rating4.2
- Reviews228
-
Scientific American November 2026
- List rank#8
- Price$6.99
- Reviews-
-
The Eternal Frontier: An Ecological History of North America and Its Peoples
by Tim Flannery
- List rank#9
- Price$1.99
- Rating4.4
- Reviews199
-
The Story of CO2 Is the Story of Everything: How Carbon Dioxide Made Our World – A Natural History of Climate and the Future of Life
- List rank#10
- Price$7.99
- Rating4.5
- Reviews78
Same niche in Books: Ecology
FAQ
Is Ecology a good niche for Amazon KDP?
Its KDPTop opportunity score is 22/100, which makes it highly competitive. The median best seller has 109 reviews and sells for $8.99.
How many reviews do you need to rank in Ecology?
The median best seller has 109 reviews, and 48% of them have fewer than 100.
What do Ecology best sellers cost?
The median price is $8.99; half of the best sellers are priced between $5.92 and $14.24.
Can new books break into Ecology?
11% 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.