Solve these clues to fill the grid.
- A musical percussion instrument (plural)
- 2 Across
- Warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
- 4 Across
- A port and largest city in Louisiana
- 5 Across
- Keyboard instrument with black and white keys
- 8 Across
- United States astronaut
- 9 Across
- A British peer of the highest rank
- 10 Across
- A brass musical instrument with a brilliant tone
- 1 Down
- A single-reed woodwind with a conical bore
- 3 Down
- The color of the sky on a clear day (plural)
- 4 Down
- A state of steady vigorous action that is characteristic of an activity
- 6 Down
- The quality of being at a refreshingly low temperature
- 7 Down