How to mark zebrafish without compromising their behavior? They may have just found the answer to this at the University of Toronto. Cheung et al. tried out a method using subcutaneous injection with dyes.
As humans, we help each other because it is the right thing to do. We help our friends and our family. And of course we help strangers as well. Right?
If you want to get on in life, is it better to make friends, or should you trample down the competition? Maybe we can learn something from animals…
Some research requires animals to be studied in groups. For this it is very useful to have video tracking software that can automatically track the behavior of multiple animals simultaneously.
Studies of the mental disorder schizophrenia in lab animals often include behavioral tests to investigate social behavior, cognitive abilities, and motor functioning.
Many labs use video tracking software to increase the efficiency of their research. In fact, EthoVision XT video tracking software has just reached an impressive milestone: 2000 sites worldwide.
Whether it’s an older sibling taking the last piece of cake from their younger sibling or a dominant coyote shoving a subordinate out of the way so it can eat the food, nature has its hierarchies.
Will there ever be a cure for alcoholism? Well, some laboratory studies show that certain drugs might stop the cravings. But they might also cause serious side-effects such as aggressive behavior.
When finding the right dog for yourself, you probably won’t choose an aggressive one, will you? You don’t want it to attack your friends, kids, or other dogs. You could try using a temperament test, but how reliable are they?
Did you know that tufted capuchin monkeys (Cebus apella) rub their fur vigorously with substances such as leaves, fruit, or insects? Such substances are often insecticidal, antiseptic, or anti-inflammatory.