Red squirrels may also build nests in an underground chamber which they excavate ... Copulation is brief, but may recur several times before the female becomes aggressive. Some females may mate again ...

The pine marten has emerged as an unlikely ally for the beleaguered native red squirrel in its battle with the grey squirrel. This is according to scientists at the University of Aberdeen ...

One of the biggest red squirrel protection groups in England says it is facing an "invasion" of greys. The larger grey squirrel is classified as an invasive non-native species and has contributed ...

One of the biggest red squirrel protection groups in England says it is facing an "invasion" of greys. The larger grey squirrel is classified as an invasive non-native species and has contributed to ...