Some biologists say that between 15-20% of the animal kingdom are sitters. They are defined as having a passive temperament – “slow-to-warm up” to their surroundings, and “often sitting on the sidelines observing.” The other 80% of animals are rovers. The have a more aggressive temperament, making them more engaged with their environment and motivated (more…)
There was an interesting study recently published in The Journal of Clinical Endocrinology & Metabolism. Researchers at the University of Montreal’s Center for Studies on Human Stress tested to see the effects of cortisol (“the stress hormone,” commonly associated with our body’s fight-or-flight response) on participant’s memories of an emotional event. The experimenters had participants...
Chimps Treat Death Similar To Humans