... host defences remain little known. Prolactin, one of the main hormones involved in the regulation of avian parental behaviour, might play a key role in the orchestration of the host responses to avian brood parasitism. Given the positive association between prolactin and parental behaviour during...

... of unrelated tadpoles on adult poison frogs triggers a cascade of parental behaviours involving tadpole transport and spatial memory use in both sexes, despite the asymmetric parental sex roles. Parental behaviour Behavioural trigger Flexibility Spatial cognition Tadpole transport Telemetry...