Zinc deficiency, depression and electrical signals in the brain
Depression has a dramatic effect on quality of life because it results in a persistent low mood that is accompanied by a low self-esteem and a loss of interest in things that give pleasure.
Fearful chicken: Fear affects stress, behavior patterns, and other individuals
Elske de Haas, Ph.D. studied the effects of fearfulness on the chickens' own behavior and physiology, but also what it did to other individuals.
Ladybugs and lacewings do not spy on their prey’s alarm pheromone
Leaf sucking creatures like plant aphids are common and can cause considerable damage to plants. Therefore, quite a lot of effort is made to control these tiny creatures.
How to really challenge mice cerebellar plasticity
Jan-Willem Potters used the ErasmusLadder in his thesis research to study the role of specific mutations of plasticity in the cerebellar microcircuit of mice.
Picky cats and tasty food – sniffing is an indicator for tastiness
Cats can be extremely picky when it comes to food. If the cat doesn’t like it, it will refuse to eat. Reason enough for the pet food industry to try to find out what cats really like.
A high-throughput method to screen natural behavior of mice
Traditional standard tests with rats or mice are carried out immediately after human interference. Therefore, the behavior of the animals may not be natural and spontaneous.
Anxiety is ancient – how crayfish resemble vertebrates
Fear is something we all know. It changes our behavior: we freeze, try to escape, or respond with aggression. Fear can also cause anxiety, which is a more complex phenomenon.
Inhibitory avoidance learning in zebrafish (Danio rerio)
The zebrafish (Danio rerio) is increasingly being used as model in behavioural, neurobiological and genetic research.
Walking the ladder: testing the cellular source of motor functioning in mice
The cerebellum, our “little brain”, is all about motor control; more specifically, it’s about coordination, precision, and timing.
Mixing sows: aggression and stress of group housing on first-time sow mother
In this experiment, Ison and colleagues looked at the social interaction when a mixed group of primiparous and older, unfamiliar sows were placed in group housing together.