In studies at the University of Sussex in the United Kingdom, horses were able to recognize differences in human facial expressions. Using photographs depicting positive and negative human facial expressions, the 28 horses used in the Sussex study showed changes in heart rate when they were shown the photos. Increased heart rate indicated an understanding […]
Besides the obvious differences, are the sexes different behaviorally? Most of us have very strong opinions on whether we prefer male or female dogs and the reasons why. Although there is very little scientific proof to substantiate what people believe are different behavioural traits, humans do have their preferences. The truth is that a dog’s […]
Zinc is an important mineral for both humans and animals to maintain good health. But zinc is necessary only in very small amounts. Ingestion of excessive amounts of zinc can lead to poisoning. Zinc becomes toxic when released by stomach acids. It is then absorbed and travels to other parts of the body such as […]
