Dogs Behave Jealously… in 1871

This chart appeared in “Mental Evolution in Animals” “Mental Evolution in Man”, both published in the 1880s; Romanes depicts the emotional and cognitive development starting with unicellular. On the left, at level 21, Romanes lists “Jealousy. Anger and Play.” On the right side, at level 28 we see “Anthropoid apes and dogs” at the same…

Do Dogs Know When You are About to Get Sick?

This study shows that even humans can smell disease in other people; is that why some people hate hospital smell? Maybe it’s just selective memory at work making me think the dogs know when I’m about to get sick. The Scent of Disease Human Body Odor Contains an Early Chemosensory Cue of Sickness Observational studies…