Easter fun

1234567
Across
  1. 3. Australia’s native, long-eared alternative to the Easter Bunny. (5)
  2. 5. Easter is the first Sunday after the first full moon following this spring event. (7)
  3. 7. This Chilean territory is famous for 887 monumental statues and its festive name. (6, 6)
Down
  1. 1. The Russian jeweller who created 50 "Imperial" eggs for the Tsars. (7)
  2. 2. The chemical element (Atomic Number 30) that sounds like the German word for the "Wet Monday" water fight tradition. (4)
  3. 4. The specific brand of chocolate egg that is technically illegal to import into the USA. le for the Beatles' hit Yesterday. (9, 4)
  4. 6. The one person not represented by the 11 marzipan balls on a Simnel cake. (5)
  5. 7. In software, a hidden message or feature planted by a developer.