Possible Clues:

• ___ of the walk (domineering one)
• Just goes to show which way the wind blows, mate
• Prepare to shoot
• Robin, sometimes under the weather
• Hen�s partner
• It's the thing to shut the bird off
• Poultry farm sight
• Goes on and off with a crow
• Familiar form of address given by bacteriologist to an audience
• Not 6 across may 6 across