Where's the treasure?

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Across
  1. 3. In Lightfall, Bea is the Pig WHO'S adopted granddaughter?
  2. 6. What animal has over 40 different species, including Hector's, Dusky, Spinner and Bottlenose?
  3. 7. What artifact in The Legend of Zelda is symbolised by three solid triangles surrounding a fourth triangle?
  4. 8. The fourth book of the Harry Potter series is called Harry Potter and the WHAT of fire?
Down
  1. 1. What is Taylor Swift's very excellent middle name?
  2. 2. What is the last name of the Matildas' star goalkeeper?
  3. 4. What is the first word of the title of the first song on 1989?
  4. 5. What piece of cutlery is in the title of an Imagine Dragons song?