The tropical ants Ectatomma ruidum and E. tuberculatum (Formicidae) regularly patrol
leaves, flowers, and fruits of the understory shrub, Psychotria limonensis (Rubiaceae), on …

According to the weight and size of their prey, Ectatomma ruidum workers can employ
different recruitment systems (solitary hunting, cooperative hunting and group hunting with …

Despite it is widely accepted that intrapopulation variation is fundamental to ecological and
evolutionary processes, this level of information has only recently been included into …

We tested, under field and laboratory conditions, whether the neotropical ant Ectatomma
ruidum Roger can learn several associations between temporal and spatial changes in the …

We report here the first case of queen dimorphism in a ponerine ant species. A total of 550
colonies of the Neotropical ponerine ant Ectatomma ruidum, from two natural populations in …

Animals often display a marked tendency to return to previously visited locations that contain
important resources, such as water, food, or developing brood that must be provisioned. A …

Nuclear mitochondrial (mt) paralogues (numts) are non-functional fragments of mtDNA
integrated into the nuclear genome that can overestimate the number of species in analyses …

During laboratory experiments, two categories of prey-foraging workers were found in
Ectatomma ruidum: stingers and transporters. When numerous live drosophila were offered …

An individual ambush predation is used by huntresses of the ponerine ant Ectatomma
ruidum to capture halictid bees (Lasioglossum umbripenne) in the Panamanian mountains …

Division of labor is a central feature in social insects, wherein, simple individuals come
together in groups to perform tasks that could be quite complex. It is generally believed that …