Why clean and be cleaned? The importance of client ectoparasites and mucus in a marine cleaning symbiosis C. Arnal I. Côté S. Morand Original Article Pages: 1 - 7
Female nest defense in a coral-reef fish, Dascyllus albisella, with uniparental male care Kazue AsohTomoko Yoshikawa Original Article Pages: 8 - 16
Lactation, maternal behavior and infant growth in common marmoset monkeys (Callithrix jacchus): effects of maternal size and litter size Suzette D. TardifMichael PowerDonna G. Layne Original Article Pages: 17 - 25
Family dynasties in the Tasmanian native hen (Gallinula mortierii) David A. PutlandAnne W. Goldizen Original Article Pages: 26 - 32
The evolutionary consequences of mate copying on male traits Aneil F. Agrawal Original Article Pages: 33 - 40
The relationship between ant-tending and maternal care in the treehopper Publilia modesta Ian BillickMegan WeidmannJennifer Reithel Original Article Pages: 41 - 46
The influence of pollen quality on foraging behavior in honeybees (Apis mellifera L.) Stephen F. PernalRobert W. Currie Original Article Pages: 53 - 68
Frequency-dependent male mate harassment and intra-specific variation in its avoidance by females of the damselfly Ischnura elegans Hans Van GossumRobby StoksLuc De Bruyn Original Article Pages: 69 - 75
Dufour's gland secretion of the queen honeybee (Apis mellifera): an egg discriminator pheromone or a queen signal? Tamar Katzav-GozanskyVictoria SorokerAbraham Hefetz Original Article Pages: 76 - 86
Genotype and colony environment affect honeybee (Apis mellifera L.) development and foraging behavior Tanya PankiwRobert E. Page Original Article Pages: 87 - 94
Predation risk reduces male-male sexual competition in the Trinidadian guppy (Poecilia reticulata) Clint D. KellyJean-Guy J. Godin Original Article Pages: 95 - 100
Risk assessment in western mosquitofish (Gambusia affinis): do multiple cues have additive effects? Michael E. SmithMark C. Belk Original Article Pages: 101 - 107
The squirrel that cried wolf: reliability detection by juvenile Richardson's ground squirrels (Spermophilus richardsonii) James F. HareBrent A. Atkins Original Article Pages: 108 - 112