The RSPB's Big Garden Birdwatch has shown that while house sparrows are still our most common bird, followed by the blue tit, starlings have been bumped down to fourth place by the woodpigeon.

When Norwegian journalists need an expert statement about any species of seabird, they are likely to call Tone Reiertsen. She ...

Ask most people what makes a fish a fish and they will list key traits, such as fins, scales, and perhaps most importantly, ...