I pray we would keep our eyes open for signs of your presence — you are always up to something. (sarahbessey.com)
Many parasites inhabit the gastrointestinal system, so it makes sense for veterinarians to examine your dog's feces for signs of their presence. (dogcare.dailypuppy.com)
Since they are nocturnal, their bright luminous eyes give tell - tale signs of their presence in the trees when light is shone on them. (palawan.ph)