Best Answer: The pupil size limits the the amount of light that enters the eye. There are also day-time photoreceptors, the cones, which occur with three kinds of photo-sensitive pigments, for red, yellow-green, and blue.
Those âdevotedâ dogs lying on their mastersâ graves? Theyâre depressed. âMany dogs are simply depressed for their whole lives because theyâre deprived of the normal amount of attention, exercise, and stimulation they need from day one. These humans wonât know they have a problem and wonât want the dog any livelier as that wouldnât fit in with their lifestyle,â says Tamara.
Without lactase, a dog simply cannot digest dairy products. And acute intestinal symptoms nearly always arise. Now, this inability to digest milk is infamously known as lactose intolerance. And itâs the same lactose intolerance so many humans suffer from every day. So, if youâve ever noticed your dog tends to develop gas or loose stools after having milk, thereâs a good chance your pet may be suffering from this condition.