Its top layer is an overthrust from the Iberian plate and is older than the bottom ones.

So you won't be able to wear his bottom ones out will he cos he ain't got nothing to grind on now!

The top animals can displace the bottom ones at feeding sites and gain other environmental advantages by virtue of being tougher than their group companions.

When the top light is different from the bottom ones.

When the children have stopped cutting the cards, quickly glance at the top and bottom ones to make sure that they are different.

The bottom ones give me claustrophobia, with another mattress six inches over your head.

But the bottom ones haven't got one on!

In the top row, series A-E, the whole of the edges are rounded, except the bottom ones.

Those side-fins," said Chuka's deep voice pleasantly, "the bottom ones, makes things better for you.

Beside it he dropped a stack of patts, letting them fall on the dirt so the bottom ones would be all gritty.