Irregular plural nouns

1. The plural for the small cube marked on each side with one to six dots is:

2. The plural for the tentacled sea creature with a beak, no skeleton, and reportedly a high degree of intelligence is:  

3. Fill in the blank: I watch three television ______ every week.  

4. If you and I both receive calls to appear before a court, we receive _________.  

5. For unpretentious writers, the conventional plural of stadium is:  

6. The graduates of a coed university are referred to collectively as:  

7. A pair of male bovine draft animals would conventionally be referred to as: