r/biology

Community Overview

About r/biology

A place to discuss all things biology! We welcome people and content from all related fields.

The community at a glance

r/biology is a Subreddit for Biologists with roughly 5.5M members. It uses a forum format for communication. It is the 1st largest community in the Biology topic page.

Roughly 10K members have joined in the past year. Popular discussion topics include Biology, Animals, and Struggling. Product recommendations often mention biology books and microscope.

On Reddit
5.5M Members

Community Features

This community has a forum

Subreddit Analysis

via GummySearch
Yearly: +10K members
Growth: +0.2% / year

Member growth over time

All time (yearly)

  • 2013: 16K members
  • 2014: 13K members
  • 2015: 7K members
  • 2016: 15K members
  • 2017: 79K members
  • 2018: 456K members
  • 2019: 910K members
  • 2020: 631K members
  • 2021: 472K members
  • 2023: 888K members
  • 2024: 1.5M members
  • 2025: 415K members
  • 2026: 21K members

Past year (monthly)

  • Sep: 0 members
  • Oct: 0 members
  • Nov: 3K members
  • Dec: 3K members
  • Jan: 3K members
  • Feb: 3K members
  • Mar: 3K members
  • Apr: 3K members
  • May: 3K members
  • Jun: 2K members
  • Jul: 3K members
  • Aug: 2K members

Topics

  • Biology
    105 posts in the past month
    #1
    Biology
    105
  • Animals
    29 posts in the past month
    #2
    Animals
    29
  • Struggling
    28 posts in the past month
    #3
    Struggling
    28
  • Looking For
    27 posts in the past month
    #4
    Looking For
    27
  • Genetics
    23 posts in the past month
    #5
    Genetics
    23

Flair

  • :snoo: question
    49 posts in the past month
    1. How did procreation evolve to be done with penetration?
    2. What is the biology behind women who are good at giving birth
    3. Could a dragon theoretically exist through evolution?
    #1
    :snoo: question
    How did procreation evolve to be done with penetration? · What is the biology behind women who are good at giving birth · Could a dragon theoretically exist through evolution?
    49
  • :snoo: video
    17 posts in the past month
    1. Found my first water flea, and she even has two eggs. Alona guttata.
    2. Since I started doing microscopy last year, my main interests were always microscopic predators. So here are my best clips of microbes (and sometimes small animals) eating each other.
    3. Hard for them to aviod spyrogira!
    #2
    :snoo: video
    Found my first water flea, and she even has two eggs. Alona guttata. · Since I started doing microscopy last year, my main interests were always microscopic predators. So here are my best clips of microbes (and sometimes small animals) eating each other. · Hard for them to aviod spyrogira!
    17
  • :snoo: discussion
    13 posts in the past month
    1. Do wild animals experience “the zoomies” like domestic animals do?
    2. Are good looks actually indicative of good genetics? And do all good looking people have some gene or phenotype in common?
    3. What if consciousness doesn’t require a brain? 🧠
    #3
    :snoo: discussion
    Do wild animals experience “the zoomies” like domestic animals do? · Are good looks actually indicative of good genetics? And do all good looking people have some gene or phenotype in common? · What if consciousness doesn’t require a brain? 🧠
    13
  • :snoo: news
    7 posts in the past month
    1. New siphonophore species identified more than a mile below the Pacific Ocean
    2. Wasp Disappearance in Britain Raises Concerns.
    3. Study challenges how Ozempic works: Sustained weight loss requires activation of the brain’s hunger neurons
    #4
    :snoo: news
    New siphonophore species identified more than a mile below the Pacific Ocean · Wasp Disappearance in Britain Raises Concerns. · Study challenges how Ozempic works: Sustained weight loss requires activation of the brain’s hunger neurons
    7
  • :snoo: article
    5 posts in the past month
    1. TIL breast milk contains sugars that babies can't digest and that's actually the point.
    2. The Trash Panda Pathway: How Raccoons Are Domesticating Themselves by me, Jake D.
    3. From post-nut clarity to chromosomal divorce: The genomic logic of Sexual Dimorphism
    #5
    :snoo: article
    TIL breast milk contains sugars that babies can't digest and that's actually the point. · The Trash Panda Pathway: How Raccoons Are Domesticating Themselves by me, Jake D. · From post-nut clarity to chromosomal divorce: The genomic logic of Sexual Dimorphism
    5

Product recommendations

  • biology books
    11 posts in the past month
    1. Best books to understand biology better?
    2. Recommend some books about biology and anatomy
    3. Can anyone recommend a good book on biology?
    #1
    biology books
    Best books to understand biology better? · Recommend some books about biology and anatomy · Can anyone recommend a good book on biology?
    11
  • microscope
    3 posts in the past month
    1. Looking for the best ($200-$300)compound microscope for my Girlfriends birthday
    2. Recommend a microscope for a small kid?
    3. I want to buy a microscope to examine things. What would you recommend, it doesn't matter if it's digital or not
    #2
    microscope
    Looking for the best ($200-$300)compound microscope for my Girlfriends birthday · Recommend a microscope for a small kid? · I want to buy a microscope to examine things. What would you recommend, it doesn't matter if it's digital or not
    3

Frequently asked questions

Who is r/biology for?
Best for Biologists enthusiasts looking for a Reddit-based community with forum discussion.
Is r/biology free to join?
This listing is not marked as paid-only. Access rules and any fees are decided by the community.
How many members does r/biology have?
Roughly 5.5M members, based on figures reported by the community or its host. Member counts are approximate and change over time.
What platform is r/biology on?
r/biology runs on Reddit. Reddit communities (or "subreddits") are forum-based groups on the popular social news aggregation, web content rating, and discussion website Reddit. Reddit is commonly known as "the front page of the internet". Users submit content to the site such as links, text posts, and images, which are then voted up or down and discussed by other members. From investing Reddit communities, to professional ones, to ones just for laughs, you're likely to find a community for you on Reddit.
What topics does r/biology cover?
On the Hive Index, r/biology is organized under Biologists.
How do I join r/biology?
You can join r/biology by clicking this link, or pressing the "Go to community" button above.
What are the Biology communities like?
Communities for students and professionals in biology, biomedical research, and life sciences. Discord servers connect people from high school students to PhD researchers, with LinkedIn groups serving computational biology, bioinformatics, and biotech careers.

Monthly Stats

8
Views /mo
(0%)
6
Visitors /mo
(+20%)
0
Referrals /mo
(-100%)