1.   They should wear gloves and soft shoes, avoid physical contact and use whistles to express their fervour.

2.   When things got really bad, Mr Shakespeare used the whistle.

3.   Adult dolphins also use whistles to communicate with each other.

4.   Like Carril, Carmody does not use a whistle at practice.

5.   When they needed a refill, they used the whistle to get some service.

6.   Marijuana smokers on famed Ipanema beach are using plastic whistles to sound the alarm when police approach.

7.   Rio Police Chief Helio Luz said anyone using a whistle that way could be arrested and charged with criminal association.

8.   They interrupted a parliament session by using whistles and let loose white mice during a meeting of the Danish literature academy.