Animals commonly modify their behavior in the presence of a conspecific or in response to
signals. This is particularly true in the context of aggressive exchanges, which animals use …

A society is a complex system composed of individuals that can be characterized by their
own attributes that influence their behaviors. In this study, a specific analytical protocol …

For their great commercial importance as a human food delicacy, crayfish are now becoming
of wider interest to molecular biologists, and also to conservationists due to the fact that in …

We tested the hypothesis that agonistic behavior and interference competition induce
species replacements in freshwater decapods. Our model organisms were two crayfish (the …

Individuals often differ in competitive ability, which can lead to the formation of a dominance
hierarchy that governs differential access to resources. Previous studies of dominance have …

Plusieurs espèces d'écrevisses se comportent comme des envahisseurs biologiques. Leur
établissement dans une région s' accompagne souvent de la réduction ou de l'élimination …

This study examined the effects of an acoustic stimulus on the haemolymph and agonistic
behaviour of the red swamp crayfish, Procambarus clarkii. The experiment was conducted in …

Our study examined the effect of dominance on feeding, mating behaviour, and shelter use
in the crayfish, Orconectes rusticus. In three different experiments, dominance and resource …

Crayfish are known for their innate aggressiveness and willingness to quickly establish
dominance relationships among group members. Consequently, the formation of dominance …

Aggression is a behavioural strategy for securing resources (food, mates and territory) and
its expression is strongly influenced by their presence and value. While it is known that …