Whatever the reason, the animal had become extremely rare in the wild by the late 1920s.

Shelter is all too rare, here by the edge of the world.

However, it is very rare indeed for the question about the inappropriate use of acute beds by younger patients to be raised.

In the north, it grows more rare by the day.

- The latter meaning is the older one and had become rare by the middle of 20th century.

Not too long ago, subway crime was relatively rare, at least by today's standards.

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

They aren't rare by any means, but aren't in mass quantities either.

This practice was common in the high Middle Ages but had become rare by the end of the 14th century.

It was already rare by 1949 and was last seen in 1975.