Category Archives: Ethology

Author: Marta Iglesias-Julios is currently a PhD candidate (Champalimaud Neuroscience Programme) at the Campalimaud Center for the Unknown in Lisbon (Portugal)

Science often advances through improvements in our ability to measure and observe. Just take the example of migrating storks. […]

Predation is a biological interaction between a hunting organism, the predator, and another organism that is hunted, the prey. Predators may hunt actively for prey in pursuit predation, or sit and wait for prey as in ambush predators. In all […]

Men have been drowning their love sorrows in alcohol since the dawn of times. What probably none of those lonely broken-hearted drinkers might have imagined, is that their despair would serve as inspiration for an interesting research involving sex, alcohol […]

Slime mold is an informal name given to several kinds of unrelated eukaryotic organisms that can live freely as single cells but when food is in short supply, many of these unicellular organisms will congregate to form multicellular structures that […]

Brood parasites are organisms that rely on others to raise their young. The strategy appears among fishes, birds and insects, including some species of ants. Slave-making ants capture brood from other ant species to increase the worker force of their […]

Mutualistic interactions are ubiquitous phenomena occurring between many classes of organisms. The mutually beneficial relationship between ants and honeydew-producing mealybugs (hemipterans) is a very well-studied example. Mealybugs belong to the family Pseudococcidae and they are unarmored scale insects found […]

Metacognition is «cognition about cognition», or «knowing about knowing». It comes from the root word «meta», meaning beyond, and the word «cognition» that includes all mental abilities and processes related to knowledge: attention, memory, judgment and evaluation, reasoning, biological computation, […]

Ants communicate through different mechanisms in order to regulate their social organization. The best known is through scented chemicals known as pheromones. These chemical messengers are received at the tips of the antennae and differences in concentration between the left […]

Altruism is a basic principle in many cultures and religions: do good deeds to other persons without expecting a reward or even if it is detrimental for you. However, it is not exclusive to human beings: ant workers abandon their […]

How are we like we are? What defines our mind, our character, and our behaviour? Men made ​​themselves these questions in all ages of humanity. From the age of myths to the age of science the answers have been very […]