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.
Yes No. All of these symptoms could indicate that your cat is depressed or has a medical condition, so itâs important to take your cat to your veterinarian for a thorough checkup. If the vet gives your cat a clean bill of health, then discuss the possibility of depression and what you can do about it.epression in cats is not very common, or at least it isnât recognized as a quiet, less active cat doesnât bother the owner.â. Cats can become depressed after a major disruption in their lives, such as moving, adding or losing a family member, or having their ownerâs schedule change.