Mimicry of a harmless model (aggressive mimicry) is used by egg, chick and fledgling brood parasites that resemble the host's own eggs, chicks and fledglings. However, aggressive mimicry may also evolve in adult brood parasites, to avoid attack from hosts and/or manipulate their perception of parasitism risk. We tested the hypothesis that female cuckoo finches (Anomalospiza imberbis) are aggres...

The major transitions in evolution rely on the formation of stable groups that are composed of previously independent units, and the stability of these groups requires both cooperation and reduced conflict. Conflict over group resources may be common, as suggested by work in both cichlids and humans that has investigated how societies resolve conflict regarding investment in group resources, i....

introduction: carpal tunnel syndrome (cts) is the most common compressive neuropathy in occupational medicine. it may be presented with numbness, tingling, and motor weakness of the hand. repetitive hand finger motions, repeated extreme bending of the wrist as well as forceful gripping, and repeated forces on the base of the palm and wrist are occupational risk factors associated with cts. this...