They have to though. I mean definitely not anything as complex as how we view time, but they have to be cognizant of times passage at some level, even if it's just instinctual
Uh... pigs can. If you give a pig a treat say... every Friday, they will begin counting the days until it's Friday and show up expecting a treat. You can also do this every 4 days or every 5 days or every 3 days. They remember.
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