Fascinating thyroid facts and figures - amazing what is out there. Even more amazing if you ever have any reason to know any of this!
The Comparative Anatomy of the Thyroid and
Adrenal Glands in Wild Animals
In the wild state, the adrenal glands are larger than the
thyroid gland, with a ratio as high as twenty-three to one in
certain small rodents. In a human, the thyroid gland is larger
than the adrenal glands, the ratio being two to one.
According to our data, a larger size of the thyroid
gland in relation to the adrenal glands would seem to be a
characteristic of the human being only.