Chronic stress causes genetic changes in chickens

How can stress in animals be measured? Scientists from Uppsala University and elsewhere have now found that what are known as epigenetic biomarkers could be used to detect long-term exposure to stress in commercially raised ...

Dogs mirror owner's stress

The levels of stress in dogs correlate with the stress of their owners, according to a new study from Linköping University, Sweden. The scientists believe that dogs mirror their owner's stress level, rather than vice versa. ...