Dogs are different, since they are primarily carnivores and in the wild most of their food is meat. Because of the high sodium content in meat,

Back in the Introduction, I asked what it would take for us to enjoy a “hedonic shift” to enjoying real, whole food. It will perhaps come as no surprise by now that the answer is frequent, positive exposures to those health-giving foods. The surprising part is what a short time frame may be required to shift our palates in a healthier direction. Ou

Nonetheless, in the wild more than 80 percent of a canine’s diet will be meat. For this reason, in addition to having sensors for sweet, salty, sour, and bitter, dogs have some specific taste receptors that are tuned for meats, fats, and meat-related chemicals.

At three hundred feet, we are profoundly changed. The pressure at these depths is nine times that of the surface. The organs collapse. The heart beats at a quarter of its normal rate, slower than the rate of a person in a coma. Senses disappear. The brain enters a dream state. At six hundred feet down, the ocean’s pressure—some eighteen times that