It is half as large as the wildcats from which it descended, so perhaps its brain shrank as well.

The brain shrinks 8 percent during pregnancy and does not return to its former size until six months postpartum.

Men's brains are larger and, with age, shrink faster.

The brain had shrunk to about 20% of its original size, but many anatomical features were still readily identifiable.

Be careful that your brain doesn't shrink, too, Lieutenant.

As the brain shrank, so did the head.

As people get older, the male brain shrinks faster than the female brain, a study has found.

Studies have shown that while the brain shrinks in size, the number of cells stays relatively constant.

Researchers say the brain shrinks as it loses nerve cells, or neurons.

One patient's test shows that his brain is shrinking.