Galápagos Islands

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Across
  1. 4. largest living tortoise
  2. 5. country of the Galápagos
  3. 6. only penguin north of the equator
  4. 9. inflates red gular sac
  5. 11. volcano on Isabela with a recent eruption
  6. 13. largest Darwin’s finch
  7. 14. iconic blue-footed booby
  8. 16. naturalist of evolution fame
  9. 17. island named for President Flores
  10. 18. among the oldest eastern islands
  11. 19. endemic, candelabra-shaped cactus (Jasminocereus)
  12. 20. only marine lizard
  13. 21. volcanic hotspot the islands sit on
Down
  1. 1. cold, nutrient-rich current
  2. 2. most numerous endemic mockingbird
  3. 3. Charles Darwin Foundation
  4. 6. Spanish for “tortoise”
  5. 7. endemic sea lion with loud barks
  6. 8. group central to Darwin’s work
  7. 10. largest, westernmost island
  8. 12. sharp-beaked “vampire” finch
  9. 15. “Big Bird” hybrid lineage ancestor on Daphne Major