In the world, blond hair is exceptionally rare among those without European heritage.

Within 45 minutes we had seen them all, plus a couple of hundred elephants and some exceptionally rare eagles.

These plants are exceptionally rare and should never be removed from habitat or disturbed.

The plants have an extremely wide range of distribution, but are exceptionally rare in habitat.

It is exceptionally rare for a penalized team to do so during five on three situations.

What we have here is one of those exceptionally rare things - an argument to which there genuinely are two sides.

Having only appeared around 1580, it was exceptionally rare by 1700.

It has seen usage in a number of exceptionally rare cases.

In the world, blond hair is exceptionally rare outside Europe.

The disease is exceptionally rare with fewer than 100 patients diagnosed worldwide.