By one year they couldn't even mark his head size on the chart.

Examination of the infant after birth shows increased front-to-back head size.

The Discovery, which comes in 3 different head sizes, retails at £199.

Grows at a normal rate as judged by regular increases in weight, length, and head size.

His head size is abnormal in proportion to his body.

If we humans were born with larger brains, our head size would have to increase.

Humans have the largest head size relative to body size of any species.

Anatomically, a bird has a relatively large brain compared to its head size.

Because the drug affects the nervous system, the brain frequently does not develop well and head size is small.

This led to an attempt by Chris to measure the chest depth and head size of the others.