Antidepressants polluting the water can change fish behavior

The Monash scientists who found that pharmaceutical pollutants in waterways altered reproductive behavior, anxiety levels, activity and antipredator responses of fish have now discovered for the first time that such toxicity ...

Male fish can thank genes for colourful looks

Striking traits seen only in males of some species – such as colourful peacock feathers or butterfly wings – are partly explained by gene behaviour, research suggests.

'Bisexual' beetles are simply inept, new study finds

Same-sex mating behaviour amongst male insects is much more likely to be due to incompetence, than sexual preference, male-male competition or evolutionary motivation—according to new research from the University of East ...

Genes don't always dictate that 'boys will be boys'

As an evolutionary biologist focusing on animal behaviour, I'm sometimes asked what relevance our research has for human behaviour. Years ago, I would duck the question because it was such a passionately polarising, political ...

Conflict between the sexes maintains diversity in brain hormones

Men are from mars and women are from venus? Whiles this stereotype is extreme and controversial, gender differences in behaviour nonetheless are common in nature. Much variation in animal, including human, behaviour is regulated ...

Agricultural contaminant impacts fish reproductive behaviour

A common growth-promoting hormone used worldwide in the cattle industry has been found to affect the sexual behaviours of fish at a very low concentration in waterways – with potentially serious ecological and evolutionary ...

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