Perfect for beginners with simple, common vocabulary
Arcane Fauna Lexicon Challenge is a hard crossword puzzle with 18 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.
1 / 8
Arcane Fauna Lexicon Challenge
Challenging puzzle for experienced crossword solvers
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Across
- 1. Animals giving birth to live young instead of eggs
- 2. Fossil fish genus named for finger-like fins
- 3. Natural hydrocarbon found in shark liver oil
- 4. Mutually beneficial animal relationship, often microbe-influenced
- 5. Scientific study of feathered aviators
- 8. Primate subgroup with humanlike characteristics
- 9. Helically coiled bacteria sometimes transmitted by ticks
- 12. Soft-legged invertebrate ancestral to arthropods
- 13. Archaea producing methane in ruminants’ guts
- 17. Spiny Australian monotreme with a bill
Down
- 6. Natural light production in marine animals
- 7. Animal lacking a backbone, diverse phyla included
- 10. Biological phenomenon causing animal competition remotely
- 11. Muscular region powering a bird's wings
- 14. Excretion mode of reptiles, conserving water
- 15. Bird's ornate covering, signaling age or sex
- 16. Bone forming the skullcap, sheltering the brain
- 18. Repetition of sounds, echoing birds or mammals
Advertisement
Similar Crossword Puzzles
- Challenging puzzle for experienced crossword solvers
- Moderate difficulty suitable for most players
- Challenging puzzle for experienced crossword solvers
- Moderate difficulty suitable for most players