Animal Groups

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Across
  1. 2. / Huge sea‑living mammal, not a fish.
  2. 4. / Thick soft hair covering many‑animal bodies.
  3. 6. / White liquid for baby mammals to eat.
  4. 9. / Hard‑shelled thing many baby animals come from.
  5. 10. / Important gas that all living things need to breathe.
  6. 11. / Small hard flat pieces covering fish and snakes.
  7. 13. / Flat body part helping fish swim and keep balance.
  8. 14. / Water‑breathing organs on the sides of fish heads.
  9. 15. / Having empty space on the inside.
  10. 16. / Hard solid parts that make up animal skeletons.
  11. 17. / Animal with feathers and can usually fly.
Down
  1. 1. / Animals that feed their babies with milk.
  2. 3. / Body parts for land‑animals to breathe air.
  3. 5. / Cold‑blooded animal such as snake or lizard.
  4. 7. / Soft movable part inside an‑animal's mouth.
  5. 8. / Light soft covering on the body of a bird.
  6. 12. / The long bone chain running down an animal's back.