outdoorsRichard Collins: Stress in the city ā for animals as well as peopleChronic stress is difficult to quantify but cortisol, a hormone released when stress is experienced, can leave a trace in hair tissue for weeks or months so scientists examined this to see if urban coyotes are more stressed than their rural counterparts
newsSkeletal remains of 30 infants found at Meath site were 'unexpected and emotional' for archaeologists