Publications by authors named "Anastasija Popova"
Most of us have experienced deterioration of mood while ill. In humans, immune activation is associated with lethargy and social withdrawal, irritability and aggression; changes in social motivation could, in theory, lead to less functional interactions. This might also be the case for animals housed in close confinement.
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- The study investigates how different rearing environments (complex aviary vs. barren cage) affect the fearfulness and behavior of laying hens.
- At 19 weeks, hens raised in the aviary were found to be less fearful and more prone to explore elevated areas than those in cages, suggesting a more active behavioral response to stress.
- However, by 23 weeks, some of these behavioral differences diminished, indicating that while environmental complexity may initially reduce fearfulness, these effects can change as hens mature.