Tiny fish grows bigger `eye` on rear fins to survive predator attacks

A new research has found that small prey fish are capable of growing a bigger `eye` on their rear fins to distract their predators and thereby dramatically boosting their chances of survival.

Tiny fish evolved to survive colder temperatures in 3 yrs: Study

University of British Columbia researchers have observed that in just three years, stickleback fish developed tolerance for water temperature 2.5 degrees Celsius lower than their ancestors.