ch 7 ds4

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Across
  1. 2. Animals that live on land and in water.
  2. 4. Yellow part inside an egg.
  3. 6. Animals that can fly.
  4. 7. Special features that help animals survive.
Down
  1. 1. Animals that live on trees.
  2. 3. Animals that live on or inside others.
  3. 5. Covering that protects a bird's body.