1. A new migratory movement started arriving from the 1970s. 2. Australia is very sensitive to migratory movements . 3. The African paradise flycatcher makes a series of poorly understood intra-African migratory movements . 4. There are large gaps in the knowledge of the migratory movements of the Australian chats. 5. This circumstance fostered a strong migratory movement or " brain drain " from the country outwards. 6. Some were recorded over migratory movement . 7. Obviously the timing of these migratory movements varies slightly from the south to the north of their range. 8. Even within a country subjected to strong migratory movements , social integration should not be confused with cultural assimilation. 9. In the case of migratory movement , most members of a shoal seem to know where they are going. 10. While most migratory movements occur on an annual cycle, some daily movements are also referred to as migration.