How people respond to stressful situations can say a lot about their personalities—and it turns out the same is true of a little fish called the Trinidadian guppy. That's according to a study ...

An essay titled "Fish have complex personalities, research shows" caught my eye this morning because while many people are likely to accept that mammals and perhaps birds display individual ...

Tiny fish called Trinidadian guppies have individual 'personalities', new research shows. Scientists from the University of Exeter studied how guppies behaved in various situations, and found complex ...

PADUA, Italy, Dec. 5 (UPI) --Just as individual humans differ in their mathematical abilities, individual guppies differ in their quantitative abilities. As a series of experiments showed, some ...

Male Trinidadian guppies (Poecilia reticulata) that co-occur with a large, predatory prawn, Macrobrachium crenulatum, have colour patterns that are strikingly different from those of guppies that ...