Daily Challenge · Thursday

Challenge of January 29, 2026

Photos: Skullbase, Wikipedia

ClassicEasier than 52% of days

Middle Russian stoat

Mustela erminea aestiva

Mammalia/Carnivora/Mustelidae/Mustela/Mustela erminea aestiva

Players
40
Median time
8 sec

Solved on try

  1. 150%
  2. 240%
  3. 38%
  4. 43%

Photos: Skull Index, Wikipedia

TaxonomyHarder than 82% of days

Iceland Gulls

Larus glaucoides

Where the community fell · players: 31

  1. ClassAves100%
  2. OrderCharadriiformes65%

    35% fell here

  3. FamilyLaridae39%
  4. GenusLarus39%
  5. SpeciesLarus glaucoides32%

32% reached the species