Skulled is a free educational game where you identify animal skulls. Learn taxonomy, collect cards, and compete on the global leaderboard.

How do I play Skulled?

Look at the skull image, analyze its features, and choose the correct animal species from the options. You have 2 attempts per round.

Is Skulled free to play?

Yes! Skulled is completely free to play. Create an account to save your progress and compete on the leaderboard.

What game modes are available?

Skulled offers multiple modes: Classic (identify species), Progressive (identify taxonomy levels), Speedrun (60-second challenge), and Daily Challenge.

How do I collect skull cards?

Win games to earn card packs. Open packs to collect skull cards for your album. Rare and legendary cards are harder to find!

What is the Daily Challenge?

The Daily Challenge presents a new skull every day for all players worldwide. Compete with friends and see who can identify it first!

How does the Speedrun mode work?

In Speedrun mode, you have 60 seconds to identify as many skulls as possible. The faster and more accurate you are, the higher your score!

Can I play Skulled on my phone?

Yes! Skulled is a web-based game that works on any device with a modern browser - desktop, tablet, or mobile phone.

Is Skulled scientifically accurate?

Skulled uses real photographs of animal skulls and accurate scientific nomenclature. It is designed to be both a fun game and a valid educational tool for biology students and enthusiasts.

What animals are included in the game?

Skulled features a wide variety of vertebrates including mammals, birds, reptiles, and amphibians from all continents.

Daily Challenge · Saturday

Challenge of October 17, 2026

Photos: Skull Index, Wikipedia

ClassicHarder than 70% of days

Golden Jackals

Canis aureus

Mammalia/Carnivora/Canidae/Canis/Canis aureus

Players: 42
Median time: 7 sec

Solved on try

138%
255%
30%
40%
×7%

Most confused with

CoyotesCanis latrans6 of 42
Algerian wolfCanis anthus algirensis4 of 42
Domestic DogCanis familiaris or Canis lupus familiaris3 of 42

Photos: Skull Index, Wikipedia

TaxonomyEasier than 53% of days

Amur Hedgehogs

Erinaceus amurensis

Where the community fell · players: 39

ClassMammalia97%
OrderEulipotyphla74%
23% fell here · Most picked wrong answer: Procellariiformes (4 of 38)
FamilyErinaceidae62%
GenusErinaceus62%
SpeciesErinaceus amurensis51%

51% reached the species

Skull MatchEasier than 79% of days

The skulls

Panamanian White-Faced CapuchinCebus imitator
Yellow BaboonPapio cynocephalus
Western chimpanzeePan troglodytes verus
Brown Woolly MonkeyLagothrix lagothricha

Decoy namesKinda Baboon, Western Pygmy Marmoset

Players: 39
Matched them all: 77%
Mistakes on average: 2.2

Most common swap

Panamanian White-Faced Capuchin taken for Western Pygmy Marmoset×16
Western chimpanzee taken for Kinda Baboon×13
Brown Woolly Monkey taken for Western Pygmy Marmoset×13

Speed RunHarder than 91% of days

The race

Players: 39
Finished: 72%
Median time: 36 sec
Median score: 5,197
Best score: 6,997

Skulls reached

1072%
910%
810%
45%
13%

The skulls of the race · players: 39

1. Senegal Galagos42% on the first try
2. Coyotes79% on the first try
3. Daggertooth Pike Congers55% on the first try
4. Maned Wolves76% on the first try
5. Mexican Beaded Lizards69% on the first try
6. Golden Jackals75% on the first try
7. Crab-eating Macaque47% on the first try
8. Gemsbok86% on the first try
9. Wandering Albatross56% on the first try
10. Syrian Hamster61% on the first try

Toughest skull: Wandering Albatross · 44% fell here · median time 2.3 sec

Odd One OutHarder than 55% of days

The odd ones out

Players: 35
Won: 94%
Found on average: 3.8/5

Round 1 of 5 · Class
the three: Reptilia·intruder: Amphibia
- Alligator Snapping TurtlesMacrochelys temminckii
- Asian common toadDuttaphrynus melanostictus
- American AlligatorAlligator mississippiensis
- Mexican Beaded LizardsHeloderma horridum
71% on the first try · 23% on the second · 89% named the group
Round 2 of 5 · Order
the three: Carnivora·intruder: Dasyuromorphia
- Brown HyenaParahyaena brunnea
- Hooded SkunkMephitis macroura
- Tasmanian DevilSarcophilus harrisii
- Sand CatsFelis margarita
20% on the first try · 37% on the second · 54% named the group · 43% fell here
Round 3 of 5 · Family
the three: Felidae·intruder: Viverridae
- Clouded Leopard [Mainland]Neofelis nebulosa
- BinturongsArctictis binturong
- Mountain LionsPuma concolor
- JaguarundiHerpailurus yagouaroundi
57% on the first try · 26% on the second · 74% named the group
Round 4 of 5 · Genus
the three: Vulpes·intruder: Cuon
- Arabian Red FoxesVulpes vulpes arabica
- Kit FoxVulpes macrotis
- Corsac FoxesVulpes corsac
- DholesCuon alpinus
43% on the first try · 37% on the second · 71% named the group
Round 5 of 5 · Species
the three: Canis lupus·intruder: Canis latrans
- Arctic WolvesCanis lupus arctos
- Southeastern coyoteCanis latrans frustor
- Eastern WolfCanis lupus lycaon or Canis lycaon
- Eastern WolfCanis lupus lycaon or Canis lycaon
37% on the first try · 29% on the second · 29% named the group

Play today’s challenge Past challenges

Challenge of October 17, 2026

Photos: Skull Index, Wikipedia

ClassicHarder than 70% of days

Golden Jackals

Canis aureus

Mammalia/Carnivora/Canidae/Canis/Canis aureus

Players: 42
Median time: 7 sec

Solved on try

138%
255%
30%
40%
×7%

Most confused with

CoyotesCanis latrans6 of 42
Algerian wolfCanis anthus algirensis4 of 42
Domestic DogCanis familiaris or Canis lupus familiaris3 of 42

Photos: Skull Index, Wikipedia

TaxonomyEasier than 53% of days

Amur Hedgehogs

Erinaceus amurensis

Where the community fell · players: 39

ClassMammalia97%
OrderEulipotyphla74%
23% fell here · Most picked wrong answer: Procellariiformes (4 of 38)
FamilyErinaceidae62%
GenusErinaceus62%
SpeciesErinaceus amurensis51%

51% reached the species

Skull MatchEasier than 79% of days

The skulls

Panamanian White-Faced CapuchinCebus imitator
Yellow BaboonPapio cynocephalus
Western chimpanzeePan troglodytes verus
Brown Woolly MonkeyLagothrix lagothricha

Decoy namesKinda Baboon, Western Pygmy Marmoset

Players: 39
Matched them all: 77%
Mistakes on average: 2.2

Most common swap

Panamanian White-Faced Capuchin taken for Western Pygmy Marmoset×16
Western chimpanzee taken for Kinda Baboon×13
Brown Woolly Monkey taken for Western Pygmy Marmoset×13

Speed RunHarder than 91% of days

The race

Players: 39
Finished: 72%
Median time: 36 sec
Median score: 5,197
Best score: 6,997

Skulls reached

1072%
910%
810%
45%
13%

The skulls of the race · players: 39

1. Senegal Galagos42% on the first try
2. Coyotes79% on the first try
3. Daggertooth Pike Congers55% on the first try
4. Maned Wolves76% on the first try
5. Mexican Beaded Lizards69% on the first try
6. Golden Jackals75% on the first try
7. Crab-eating Macaque47% on the first try
8. Gemsbok86% on the first try
9. Wandering Albatross56% on the first try
10. Syrian Hamster61% on the first try

Toughest skull: Wandering Albatross · 44% fell here · median time 2.3 sec

Odd One OutHarder than 55% of days

The odd ones out

Players: 35
Won: 94%
Found on average: 3.8/5

Round 1 of 5 · Class
the three: Reptilia·intruder: Amphibia
- Alligator Snapping TurtlesMacrochelys temminckii
- Asian common toadDuttaphrynus melanostictus
- American AlligatorAlligator mississippiensis
- Mexican Beaded LizardsHeloderma horridum
71% on the first try · 23% on the second · 89% named the group
Round 2 of 5 · Order
the three: Carnivora·intruder: Dasyuromorphia
- Brown HyenaParahyaena brunnea
- Hooded SkunkMephitis macroura
- Tasmanian DevilSarcophilus harrisii
- Sand CatsFelis margarita
20% on the first try · 37% on the second · 54% named the group · 43% fell here
Round 3 of 5 · Family
the three: Felidae·intruder: Viverridae
- Clouded Leopard [Mainland]Neofelis nebulosa
- BinturongsArctictis binturong
- Mountain LionsPuma concolor
- JaguarundiHerpailurus yagouaroundi
57% on the first try · 26% on the second · 74% named the group
Round 4 of 5 · Genus
the three: Vulpes·intruder: Cuon
- Arabian Red FoxesVulpes vulpes arabica
- Kit FoxVulpes macrotis
- Corsac FoxesVulpes corsac
- DholesCuon alpinus
43% on the first try · 37% on the second · 71% named the group
Round 5 of 5 · Species
the three: Canis lupus·intruder: Canis latrans
- Arctic WolvesCanis lupus arctos
- Southeastern coyoteCanis latrans frustor
- Eastern WolfCanis lupus lycaon or Canis lycaon
- Eastern WolfCanis lupus lycaon or Canis lycaon
37% on the first try · 29% on the second · 29% named the group

Challenge of October 17, 2026

Golden Jackals

Amur Hedgehogs

The skulls

The race

The odd ones out

Challenge of 28 de setembro

Lobo-guará

Lobo-guará

Challenge of October 17, 2026

Golden Jackals

Amur Hedgehogs

The skulls

The race

The odd ones out