KDP categories · Top KDP authors
Developmental Biology (Biology, Books): Amazon KDP category data
Amazon Books Best Sellers data for Developmental Biology (Biology, Books), updated Nov 2, 2026: median price $20.32, median 99 reviews, average rating 4.5 and a KDPTop opportunity score of 30/100 (highly competitive).
| Price range (middle 50%) | $12.50 – $59.84 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 7% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 5% of the parent category Biology (2,172), one of the easier corners under it.
- The same niche in Kindle eBooks scores 20, 10 points lower than here.
- Prices spread wide: the middle half runs from $12.50 to $59.84, so budget editions and premium or boxed sets sell side by side.
Top 10 Developmental Biology best sellers
-
The Black Swan: Second Edition: The Impact of the Highly Improbable: With a new section: "On Robustness and Fragility"
- List rank#1
- Price$11
- Rating4.4
- Reviews8,317
-
Scientific American September 2026
- List rank#2
- Price$6.99
- Rating4.8
- Reviews13
-
Scientific American October 2026
- List rank#3
- Price$6.99
- Rating4.2
- Reviews7
-
The Violinist's Thumb: And Other Lost Tales of Love, War, and Genius, as Written by Our Genetic Code
by Sam Kean
- List rank#4
- Price$1.99
- Rating4.5
- Reviews1,063
-
Wonderful Life with Stephen Fry
by SamFry Productions
- List rank#5
- Price$16.30
- Rating3.0
- Reviews1
-
Scientific American June 2026
- List rank#6
- Price$6.99
- Rating4.4
- Reviews42
-
The Teenage Brain: A Neuroscientist's Survival Guide to Raising Adolescents and Young Adults
by Frances E. Jensen
- List rank#7
- Price$11.01
- Rating4.5
- Reviews1,936
-
The Origin of Consciousness in the Breakdown of the Bicameral Mind
by Julian Jaynes
- List rank#8
- Price$13.27
- Rating4.6
- Reviews1,072
-
Scientific American November 2026
- List rank#9
- Price$6.99
- Reviews-
-
Togetherness: Symbiosis and the Hidden Story of Life's Greatest Collaborations
by Rowan Hooper
- List rank#10
- Price$25.77
- Rating3.8
- Reviews15
Same niche in Kindle eBooks: Developmental Biology
FAQ
Is Developmental Biology a good niche for Amazon KDP?
Its KDPTop opportunity score is 30/100, which makes it highly competitive. The median best seller has 99 reviews and sells for $20.32.
How many reviews do you need to rank in Developmental Biology?
The median best seller has 99 reviews, and 52% of them have fewer than 100.
What do Developmental Biology best sellers cost?
The median price is $20.32; half of the best sellers are priced between $12.50 and $59.84.
Can new books break into Developmental Biology?
7% 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.