They found that the lanky mammals avoid steep terrain and are unable ... across five reserves in South Africa. They combined this data with topographic maps to work out the gradients that giraffes ...

The north of Africa shares a boundary with Asia. Africa is surrounded by the Indian Ocean in the east, the South Atlantic Ocean in the south-west and the North Atlantic Ocean in the north-west.

To the south ... can say what Africa is. Explain that it is one of several continents that make up the world. Discuss the meaning of continent and show these on a globe or 2D map of the world.