They may be viewed by some as an invasive species or a commonplace pest of public parks, but a new study has shown that grey squirrels are actually quick learners capable of adapting tactics to improve efficiency and reap the best rewards.
They may be viewed by some as an invasive species or a commonplace pest of public parks, but a new study has shown that grey squirrels are actually quick learners capable of adapting tactics to improve efficiency and reap the best rewards.