We hear this all the time. Pig physiology is like people physiology. Pigs and humans have the same immune system, same digestive system, get the same diseases. Pigs are smart like people are smart. Pigs are smarter than dogs. And so on. Ask a faunal expert in archaeology or a human paleoanatomist: Pig teeth are notoriously like human teeth, when fragmented. Chances are most of these alleged similarities are overstated, or are simply because we are all mammals. Some are because we happen to have similar diets (see below).
Of 18 fish, 17 responded to the visual cue of a mark on their body when presented with a mirror during a study Mirror self-recognition (MSR) is seen as evidence for self-awareness and passing the mark test, in which animals touch or scrape a mark.
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Mirror Self-Recognition (MSR) is seen as evidence for self-awareness and passing the mark test, in which animals touch or scrape a mark placed on their