Bat

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Across
  1. 1. Flying mammal
  2. 3. Likes to chase mice
  3. 6. Has a trunk
  4. 7. Man's best friend
Down
  1. 1. are Black.
  2. 2. are also a superhero and he is Battman.
  3. 4. Large marsupial
  4. 5. lives in a cave.