Trapline foraging by bumble bees: IV. Optimization of route geometry in the absence of competition
The influence of conspecifics and predation risk on the vigilance of elk (Cervus elaphus) in Yellowstone National Park
Same-sex sexual behavior in birds: expression is related to social mating system and state of development at hatching
Effects of nestling condition on UV plumage traits in blue tits: an experimental approach
Aposematic coloration, luminance contrast, and the benefits of conspicuousness
Phenotypic correlates of spermatozoon quality in the guppy, Poecilia reticulata
Short-term behavioral consequences of territory relocation in a Caribbean damselfish, Stegastes diencaeus
Interval between clutches, fitness, and climate change
Should attractive males have more sons?
Male chicks are more costly to rear than females in a monogamous seabird, the Common Murre
The evolution of song in female birds in Europe
Begging in the absence of parents: a “quick on the trigger” strategy to minimize costly misses
Social information, social feeding, and competition in group-living goats (Capra hircus)
The mixed-species chorus as public information: túngara frogs eavesdrop on a heterospecific
Grooming and agonistic support: a meta-analysis of primate reciprocal altruism
Sex-specific consequences of life in the city
Extrapair paternity in chestnut-sided warblers is correlated with consistent vocal performance
Dietary mineral content influences the expression of melanin-based ornamental coloration
The importance of visual cues for nocturnal species: eagle owls signal by badge brightness
Avoidance of aposematic prey in European tits (Paridae): learned or innate?
No evidence for inbreeding avoidance in a great reed warbler population
Female pheromonal chorusing in an arctiid moth, Utetheisa ornatrix
Genital damage in the orb-web spider Argiope bruennichi (Araneae: Araneidae) increases paternity success
Function of pair duets in the eastern whipbird: cooperative defense or sexual conflict?
Risky mate search and mate preference in the golden orb-web spider (Nephila plumipes)
Alternative tactics and individual reproductive success in natural associations of the burying beetle, Nicrophorus vespilloides
Interference competition between coyotes and raccoons: a test of the mesopredator release hypothesis
Interference from a game theoretical perspective: shore crabs suffer most from equal competitors
Nest mate size, but not short-term need, influences begging behavior of a generalist brood parasite
Immune system activation affects male sexual signal and reproductive potential in crickets
Consequences of complex signaling: predator detection of multimodal cues
Capital or income breeding? A theoretical model of female reproductive strategies
Age-related sperm transfer and sperm competitive ability in the male hide beetle
Individual quality and age affect responses to an energetic constraint in a cavity-nesting bird
A framework for determining the fitness consequences of antipredator behavior
Testes size in birds: quality versus quantity—assumptions, errors, and estimates