21.   The group also asked for an end to U.S. trade sanctions against the communist island, which they said cause unnecessary suffering for the Cuban people.

22.   The U.N. representatives said humanitarian assistance was a moral and ethical necessity and to deny the country such aid would cause unnecessary suffering.

23.   Wallace was convicted of two counts of causing unnecessary suffering to the iguana and one count of common assault.

24.   Veterinary surgeon David Beckingham, called as an expert witness, said throwing the iguana could cause it injury and unnecessary suffering.

25.   It is outrageous for anyone to cause unnecessary suffering to animals.