Tag: Sciurus carolinensis
A tale of two squirrels
The two species of squirrel resident in the United Kingdom (UK) are Sciurus vulgaris (native European Red Squirrel) and Sciurus carolinensis (North American Eastern Grey Squirrel), the latter introduced as a fashionable addition to estates in the 1870’s. Its population of 2.5 million is spread over most of the UK and dwarves the 140,000 native […]
Facing up to alien invasive animals in Europe
An alien or non-native species is an organism that has become established in an area outside of its normal native range, as a result of human activity. An invasive alien species (IAS) is one which is having negative impacts in that colonised area. A generation ago, the concept of invasive alien species and their potential […]
