However, different groups of birds vary greatly in their sensitivity to these chemicals.

Different groups vary widely in what to them constitutes separation.

The groups vary in the formality of their links to management.

The local groups vary considerably in size and experience.

These groups may vary from year to year depending on the interests of student leaders.

The group she ran last fall varied in size from 6 to 12 women.

The number of members of a drum group may vary, but is usually at least four people, and can be far more.

The group varied widely, from 10-year-old boys to 17-year-old girls.

The groups vary in their goals, though sanitation and security are high on almost all agendas.

As such, different immigrant groups vary in whether or not they actively seek out health services.