págs. 1-8
págs. 9-15
págs. 17-31
págs. 33-40
Fruit-feeding behaviour of the European blackbird (Turdus merula) on Atlantic ivy (Hedera hibernica): variation between the sexes and among locations
págs. 41-47
Status signalling in the Coal tit (Parus ater): the role of previous knowledge of individuals
págs. 49-52
págs. 53-59
Mating frequency, population density and female polychromatism in the damselfly Ischnura graellsii: an analysis of four natural populations
págs. 61-67
págs. 69-74
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