Worker policing and nest mate recognition in the ant Formica fusca
Complexity in an obligate mutualism: do fungus-gardening ants know what makes their garden grow?
Digit ratios (2D:4D), secondary sexual characters and cell-mediated immunity in house sparrows Passer domesticus
Shouting the odds: vocalization signals status in a lizard
No cost of male mating experience on female reproductive success in the almond moth, Cadra cautella (Lepidoptera; Pyralidae)
Differential responses of honeybee ( Apis mellifera ) patrilines to changes in stimuli for the generalist tasks of nursing and foraging
Relatedness, recognition errors, and colony fusion in the termite Nasutitermes corniger
No cultural transmission of species recognition between parents and offspring in free-living great tits and blue tits
Androgen-dependent maternal effects on offspring fitness in zebra finches
All-offspring dispersal in a tropical mammal with resource defense polygyny
Mate preferences in Drosophila infected with Wolbachia ?
Feeding over the 24-h cycle: dietary flexibility of cathemeral collared lemurs ( Eulemur collaris )
Queuing for dominance: gerontocracy and queue-jumping in the hover wasp Liostenogaster flavolineata
State subsidies induce gray jays to accept greater danger: an ecologically rational response?
Soft song in song sparrows: response of males and females to an enigmatic signal
Effects of testosterone supplementation on chemical signals of male Iberian wall lizards: consequences for female mate choice
Social and ecological factors affecting paternity allocation in American robins with overlapping broods
Female preferences for multiple attributes in the acoustic signals of the Italian treefrog, Hyla intermedia
Sperm traits in the quacking frog ( Crinia georgiana ), a species with plastic alternative mating tactics
Tardy females, impatient males: protandry and divergent selection on arrival date in the two sexes of the barn swallow