Generalization gradients and representation modes after absolute and relative discrimination learning in young chickens Fulltext Access 7 Pages 2008
Schedule discrimination in a mixed schedule: Implications for models of the variable-ratio, variable-interval rate difference Fulltext Access 7 Pages 2008
Effect of dried or green herbage on vaccenic acid and conjugated linoleic acid production during in vitro rumen fermentation Fulltext Access 7 Pages 2008
In vitro evaluation of feed-grade enzyme activity at pH levels simulating various parts of the avian digestive tract Fulltext Access 7 Pages 2008
Effects of dietary cation–anion difference on calcium, nitrogen metabolism and relative blood traits of dry Holstein cows Fulltext Access 7 Pages 2008
Digestibility and metabolisable energy values of dried tomato pomace for laying and meat type cockerels Fulltext Access 7 Pages 2008
Ensiling and subsequent ruminal degradation characteristics of barley tea grounds treated with contrasting additives Fulltext Access 7 Pages 2008
Comparison of the digestible energy content of maize, oats and alfalfa between the European wild boar (Sus scrofa L.) and Landrace × Large White pig (Sus scrofa domesticus) Fulltext Access 7 Pages 2008
Availability of phytate phosphorus and endogenous phytase activity in the digestive tract of laying hens 20 and 47 weeks old Fulltext Access 7 Pages 2008
Hormonal modulation of larval begging and growth in the burying beetle Nicrophorus vespilloides Fulltext Access 7 Pages 2008
Nestmate recognition in a stingless bee: does the similarity of chemical cues determine guard acceptance? Fulltext Access 7 Pages 2008
Precision and power in the analysis of social structure using associations Fulltext Access 7 Pages 2008
Minor workers have a major role in the maintenance of leafcutter ant pheromone trails Fulltext Access 7 Pages 2008
The audience effect in a facultatively social mammal, the yellow mongoose, Cynictis penicillata Fulltext Access 7 Pages 2008
Imprinted species recognition lasts for life in free-living great tits and blue tits Fulltext Access 7 Pages 2008
Breeding alters cuticular hydrocarbons and mediates partner recognition by burying beetles Fulltext Access 7 Pages 2008
Diet quality affects mating behaviour and egg production in a wolf spider Fulltext Access 7 Pages 2008
Testosterone is associated with mating success but not attractiveness or masculinity in human males Fulltext Access 7 Pages 2008
Courtship song is more variable than calling song in the field cricket Teleogryllus oceanicus Fulltext Access 7 Pages 2008
Helpers but not breeders adjust provisioning effort to year-round territory resource availability in carrion crows Fulltext Access 7 Pages 2008
Acoustic features involved in the neighbour–stranger vocal recognition process in male Australian fur seals Fulltext Access 7 Pages 2008
Effects of learning on song preferences and Zenk expression in female songbirds Fulltext Access 7 Pages 2008
Song recognition memory in juvenile zebra finches: Effects of varying the number of presentations of heterospecific and conspecific songs Fulltext Access 7 Pages 2008
Seasonal and diurnal patterns of black-capped chickadee (Poecile atricapillus) vocal production Fulltext Access 7 Pages 2008
The influence of ethanol on feeding in the frugivorous yellow-vented bulbul (Pycnonotus xanthopygos) Fulltext Access 7 Pages 2008
Humans’ folk physics is sensitive to physical connection and contact between a tool and reward Fulltext Access 7 Pages 2008
Resource influence on the form of fur rubbing behaviour in white-faced capuchins Fulltext Access 7 Pages 2008
Behavioural and endocrine fear responses in Japanese quail upon presentation of a novel object in the home cage Fulltext Access 7 Pages 2008
The effects of linear perspective on relative size discrimination in chimpanzees (Pan troglodytes) and humans (Homo sapiens) Fulltext Access 7 Pages 2008
Pavlovian backward conditioned inhibition in humans: Summation and retardation tests Fulltext Access 7 Pages 2008
Schooling and learning: early social environment predicts social learning ability in the guppy, Poecilia reticulata Fulltext Access 7 Pages 2008
Mother–infant separation leads to hypoactive behavior in adolescent Holtzman rats Fulltext Access 7 Pages 2008
Animal temperament and human disturbance: Implications for the response of wildlife to tourism Fulltext Access 7 Pages 2008
Scaling relative incentive value: Different adjustments to incentive downshift in pigeons and rats Fulltext Access 7 Pages 2008
Reckless males, rational females: Dynamic trade-off between food and shelter in the marine isopod Idotea balthica Fulltext Access 7 Pages 2008
A behavioral analysis of prey detection lateralization and unilateral transfer in European starlings (Sturnus vulgaris) Fulltext Access 7 Pages 2008
Effects of reinforcer quality and step size on rats’ performance under progressive ratio schedules Fulltext Access 7 Pages 2008
Comparing the generalized matching law and contingency discriminability model as accounts of concurrent schedule performance using residual meta-analysis Fulltext Access 7 Pages 2008
Rapid acquisition in concurrent chains: Effects of initial-link duration Fulltext Access 7 Pages 2008
The matching law and effects of reinforcer rate and magnitude on choice in transition Fulltext Access 7 Pages 2008
Signals, resistance to change, and conditioned reinforcement in a multiple schedule Fulltext Access 7 Pages 2008
Motivation matters: cheliped extension displays in the hermit crab, Pagurus bernhardus, are honest signals of hunger Fulltext Access 7 Pages 2008
A simple trapping method to estimate abundances of blood-sucking flying insects in avian nests Fulltext Access 7 Pages 2008
Evidence against maximization of gross rate of seed delivery to the burrow in food-hoarding eastern chipmunks, Tamias striatus Fulltext Access 7 Pages 2008
Social learning of food preferences in ‘dissatisfied’ and ‘uncertain’ Norway rats Fulltext Access 7 Pages 2008
Migratory programme of juvenile pied flycatchers, Ficedula hypoleuca, from Siberia implies a detour around Central Asia Fulltext Access 7 Pages 2008
Domestic chicks primarily attend to colour, not pattern, when learning an aposematic coloration Fulltext Access 7 Pages 2008
Honeybee, Apis mellifera, round dance is influenced by trace components of floral nectar Fulltext Access 7 Pages 2008
Differential food allocation by male and female great tit, Parus major, parents: are parents or offspring in control? Fulltext Access 7 Pages 2008
Increasing energy expenditure for a deep-diving bird alters time allocation during the dive cycle Fulltext Access 7 Pages 2008
Testing the high-tannin hypothesis with scatter-hoarding rodents: experimental and field evidence Fulltext Access 7 Pages 2008
Vigilance benefits and competition costs in groups: do individual redshanks gain an overall foraging benefit? Fulltext Access 7 Pages 2008
Ovarian function in Nelore (Bos taurus indicus) cows after post-ovulation hormonal treatments Fulltext Access 7 Pages 2008
Reliability of sex determination in ovine embryos using amelogenin gene (AMEL) Fulltext Access 7 Pages 2008
Use of image analysis to assess the plasma membrane integrity of ram spermatozoa in different diluents Fulltext Access 7 Pages 2008
Pulsatile plasma profiles of FSH and LH before and during medroxyprogesterone acetate treatment in the bitch Fulltext Access 7 Pages 2008
Use of a gonadotropin releasing hormone agonist implant as an alternative for surgical castration in male ferrets (Mustela putorius furo) Fulltext Access 7 Pages 2008
Preliminary assessment of somatic cell nuclear transfer in the dromedary (Camelus dromedarius) Fulltext Access 7 Pages 2008
Predator diet and prey behaviour: freshwater snails discriminate among closely related prey in a predator's diet Fulltext Access 7 Pages 2008
The effect of prior experience on nest site evaluation by the ant Temnothorax curvispinosus Fulltext Access 7 Pages 2008
Fine dining or fortress? Functional shifts in spider web architecture by the western black widow Latrodectus hesperus Fulltext Access 7 Pages 2008
Seminal compounds, female receptivity and fitness in the almond moth, Cadra cautella Fulltext Access 7 Pages 2008
Are you strong enough to carry that seed? Seed size/body size ratios influence seed choices by rodents Fulltext Access 7 Pages 2008
Avoidance of conspecific odour by carabid beetles: a mechanism for the emergence of scale-free searching patterns Fulltext Access 7 Pages 2008
Aggressive group behaviour in the ant Formica xerophila is coordinated by direct nestmate contact Fulltext Access 7 Pages 2008
When to be a dear enemy: flexible acoustic relationships of neighbouring skylarks, Alauda arvensis Fulltext Access 7 Pages 2008
The less amorous Gammarus: predation risk affects mating decisions in Gammarus duebeni (Amphipoda) Fulltext Access 7 Pages 2008
Courtship herding in the fiddler crab Uca elegans: tracking control system Fulltext Access 7 Pages 2008
Tied to the nest: male black-capped chickadees decrease dawn chorus movement behaviour when their mate is fertile Fulltext Access 7 Pages 2008
Changes in lateral septal nucleus neuron firing rate and coping with forced swim during gestation in the Wistar rat Fulltext Access 7 Pages 2008
Near-infrared spectroscopy as a tool in behavioural ecology: a case study of the weaver ant, Oecophylla smaragdina Fulltext Access 7 Pages 2008
Mating success increases alarm-calling effort in male fowl, Gallus gallus Fulltext Access 7 Pages 2008
Experimental evidence of vocal recognition in young and adult black-legged kittiwakes Fulltext Access 7 Pages 2008
Spatial learning in the little brown skink, Scincella lateralis: the importance of experience Fulltext Access 7 Pages 2008
The ecological basis of unusual sex roles in reverse-dichromatic eclectus parrots Fulltext Access 7 Pages 2008
Diet-specific chemical cues influence association preferences and prey patch use in a shoaling fish Fulltext Access 7 Pages 2008