Individuals of a population may vary along a pace‐of‐life syndrome from highly fecund, short‐
lived, bold, dispersive “fast” types at one end of the spectrum to less fecund, long‐lived, shy …

Animal personality can affect individual fitness and population growth. Personality traits of
either parent or parents' combination may facilitate reproduction and offspring survival …

Within populations, there commonly exists consistent among-individual differences in
behaviour. As a potential mechanism maintaining this variation, the pace-of-life-syndrome …

Spatial food distribution determines resource profitability, defensibility and encounter rate of
foragers. Clumped food distribution can promote aggressiveness and resource …

Simple Summary Mortality in fish populations is commonly size-selective. In fisheries, larger
fish are preferentially caught while natural predators preferentially consume smaller fish …

The concept of animal personality is based on consistent individual differences in behaviour,
yet little is known about the factors responsible for such variation. Theory based on sex …

Simple Summary In our first experiment, we found that male and female guppies differ
consistently in their swimming activity, both when alone and when together in heterosexual …

Animal personality differences, ie consistent among-individual behavioural differences
within populations, are prevalent across the animal kingdom. However, we are just …

Mate choice that is based on behavioural traits is a common feature in the animal kingdom.
Using the Trinidadian guppy, a species with mutual mate choice, we investigated whether …