Irregular Plural Nouns

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Across
  1. 4. These small creatures often live in houses and can be found near cheese.
  2. 5. Grown-up males are called this, and they come in groups.
  3. 6. These organisms can grow on bread or other damp places and have names like mushrooms.
  4. 8. You were one of these when you were younger, and there are many of them in school.
  5. 9. This word is used for individuals, but when you have a group, you call them this.
Down
  1. 1. Grown-up females are called this, and they also come in groups.
  2. 2. These plants are often found in dry desert environments and have spiky stems.
  3. 3. You have several of these in your mouth, and they help you chew your food.
  4. 6. You have two of these at the end of your legs, and they help you walk and run.
  5. 7. These birds can often be seen flying in a V formation during migration.