Daily Challenge · Sunday

Challenge of January 18, 2026

Photos: Skullbase, Wikipedia

ClassicHarder than 90% of days

Brown long-eared bat

Plecotus auritus

Mammalia/Chiroptera/Vespertilionidae/Plecotus/Plecotus auritus

Players
53
Median time
12 sec

Solved on try

  1. 130%
  2. 249%
  3. 311%
  4. 49%

Photos: Skull Index, Wikipedia

TaxonomyHarder than 63% of days

Blesbok

Damaliscus pygargus phillipsi

Where the community fell · players: 44

  1. ClassMammalia100%
  2. OrderCetartiodactyla77%

    23% fell here

  3. FamilyBovidae68%
  4. GenusDamaliscus50%
  5. SpeciesDamaliscus pygargus phillipsi43%

43% reached the species