Daily Challenge · Wednesday
Challenge of September 23, 2026
Photos: Slow Cheetah Skeletons, Wikipedia
ClassicHarder than 77% of days
Mule Deer
Odocoileus hemionus
Mammalia/Cetartiodactyla/Cervidae/Odocoileus/Odocoileus hemionus
- Players
- 28
- Median time
- 6 sec
Solved on try
- 136%
- 257%
- 30%
- 40%
- ×7%
Most confused with
- White-Tailed DeerOdocoileus virginianus13 of 28
- Blue WildebeestConnochaetes taurinus2 of 28
- MouflonOvis gmelini1 of 28
Photos: Slow Cheetah Skeletons, Wikipedia
TaxonomyHarder than 49% of days
White-Tailed Prairie Dog
Cynomys leucurus
Where the community fell · players: 26
- ClassMammalia100%
- OrderRodentia100%
- FamilySciuridae88%
- GenusCynomys85%
- SpeciesCynomys leucurus50%
35% fell here · Most picked wrong answer: Franklin’S Ground Squirrel (4 of 22)
50% reached the species
Skull Match
The skulls
- Humboldt’S Squirrel MonkeySaimiri cassiquiarensis
- Weeper CapuchinCebus olivaceus
- Silvery LutangTrachypithecus cristatus
- Black tamarinSaguinus niger
Decoy namesPanamanian White-Faced Capuchin, Large-Headed Capuchin
- Players
- 32
- Matched them all
- 19%
- Mistakes on average
- 4.1
Most common swap
- Black tamarin taken for Large-Headed Capuchin×15
- Weeper Capuchin taken for Large-Headed Capuchin×12
- Black tamarin taken for Panamanian White-Faced Capuchin×10