Animal Crossword

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Across
  1. 4. something that's not the same on both sides
  2. 5. this is a jellyfish form of creature
  3. 7. flexible connective tissue
  4. 10. fluid filled sac that protects a embryo in replies, birds, and mammals
  5. 14. when something can be cut in the middle and look the same all around
  6. 15. animals with a back bone
  7. 16. new little growth in a plant (baby leaves,flowers)
  8. 17. a hard outer body that protects them from predators
Down
  1. 1. females organs that produce milk for their young ones
  2. 2. cold blooded animals
  3. 3. a animal or a plant with both male and female parts
  4. 6. gas filled sacs in a fish that help them stay at different water depths
  5. 8. a organ that forms during pregnancy in mammals
  6. 9. warm blooded animals
  7. 11. a type of a sea creature that looks like a tube with tentacles on top
  8. 12. these animals don't have a spine
  9. 13. when something can be divided into two equal halfs
  10. 16. organisms that live in the bottom of the ocean