At the Formby reserve, red squirrels live among pine trees. However, throughout the 1990s and 2000s they were provided with supplementary food all year round in the form of peanuts in the shell ...

When fed peanuts, red squirrels in Britain developed weaker bites — showing that food supplements to threatened animals could have unintended side effects.

At the Formby reserve, red squirrels live among pine trees. However, throughout the 1990s and 2000s they were provided with supplementary food all year round in the form of peanuts in the shell (or ...

At the Formby reserve, red squirrels live among pine trees. However, throughout the 1990s and 2000s they were provided with supplementary food all year round in the form of peanuts in the shell ...