Moderate difficulty suitable for most players
Antarctic Avian Enigma: Penguin Phases
Challenging puzzle for experienced crossword solvers
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Across
- 1. Genus name reminiscent of double-beaked ancestors in penguin evolutionary tree
- 2. Behavior associated with nest building and breeding rituals of certain species
- 4. Penguin relying primarily on microscopic crustaceans for sustenance
- 9. Small keratinous bumps enhancing underwater hydrodynamics in some penguins
Down
- 3. Adaptative body shape reducing drag during agile underwater pursuit
- 5. Cryptic term (anagram of 'migrating revs') alluding to seasonal penguin migrations
- 6. Specialized featherless skin facilitating egg incubation through body heat
- 7. Describing the dense feather structure providing insulation amid frigid oceans
- 8. Evolutionary divergence often witnessed among isolated penguin colonies
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- Perfect for beginners with simple, common vocabulary
- Moderate difficulty suitable for most players