Dominance hierarchies are generally established based on the levels of aggressiveness
that animals present. Frequently, animals fight to establish a dominance hierarchy and …

Hermit crabs (Paguroidea; Latreille 1802) offer great opportunities to study animal behaviour
and physiology. However, the animals' size and sex cannot be determined when they are …

Fighting and cannibalism between crabs are key factors that restrict increases in production
and economic benefits. Temperature is an important environmental factor that affects the …

Intertidal marine crustaceans use multimodal cues to find resources, relying most heavily on
chemical cues. However, water movement on intertidal shores acts as a sensory stressor …

Abstract Theory predicts that species can only coexist if they are sufficiently different in their
resource and/or microhabitat utilization; if their needs are too similar, the stronger population …

Highlights•Resource acquisition (shell acquisition) may necessitate precise social
timing.•We tested whether hermit crabs perceive social structures that denote this …

Obtaining limited resources is an important motivator behind competition in animals. In pond
cultures of swimming crabs (Portunus trituberculatus) common resources that cause conflict …

Agonistic behaviours and cannibalism are key factors that restrict increases in the
production of crab aquaculture. To explore the effects of feeding strategies on the boldness …

The convict cichlid fish Amatitlania nigrofasciata, an aggressive fish species, was introduced
in 1987 into the Balsas River basin in central Mexico, which is home to the native cichlid …

Complex environments may place constraints on animal sensory perception. However, little
is known about how ecological constraints impact the formation of animal social groups …