Nap time! “Can you hear me now?” One of the most exciting events for us is when the puppies’ eyes open. Many of the puppies’ critical organs including their brain are not fully formed and they will spend several weeks developing rapidly. Since the gestation period in dogs is short (63 days), the tradeoff is that puppies are quite helpless at birth. Biologists refer to species that produce immature dependent offspring as altricial, which means “to nurse, to rear or to nourish”. It refers to the need for the young of these species to be fed and taken care of for a long period of time. Puppies are born with their eyelids tightly shut because the eye itself is still developing and is extremely fragile. The closed eyelids serve as a barrier to protect the eyes from potential damage. Now that their eyes are open, it will take a few weeks before their eyes mature and their eyesight begins to approach normal. The puppies are also born functionally deaf since their ear canals are closed. Wh...