Birdr data
Public statistics from Birdr games and taxonomy. Filter by country where available.
Quiz mistakes by species
Which species are hardest to identify? Error rates from answered quiz questions.
Confused species pairs
Species often mistaken for each other in multiple-choice quizzes.
Games played
Monthly, weekly, or daily counts of games and unique players, plus most games per user.
Marketing website
Visits to birdr.pro/site: monthly traffic, countries, and the most viewed pages.
Media reviews
Top reviewers, how much of each country’s photos are reviewed, and review mix.
Country Challenge leaderboard
Highest level and step reached per player and quiz country.
Taxonomic orders
Species counts per order, with optional country breakdown by status.
Taxonomic families
Species counts per family, with optional country breakdown by status.
Species groups
Waders, raptors, warblers and other birder-facing groups, with optional country counts.