This small duck is an uncommon winter visitor to the UK, where they're usually found on lakes, reservoirs and gravel pits.

A scarce tree of central and southern England, in particular, the small-leaved lime can be found in ancient woodland. It is has sweet-smelling flowers in summer and nut-like fruits in autumn.

Despite being a little shy, these amazing marine mammals can be spotted close to shore in shallow waters. If you do get close, keep an eye out for the loud ‘chuff’ noise they make as they come to…

This hefty diving bird is a winter visitor to the UK, where it can be seen around the coast or occasionally on large inland lakes.

The small white is a common garden visitor. It is smaller than the similar large white, and has less black on its wingtips.

This stocky wader is mostly a winter visitor to the UK, where it can be found on rocky, seaweed-covered coasts, often with groups of turnstones.

A stocky, little sandpiper, the knot can be spotted in estuaries from August onwards, migrating here from the Arctic where it breeds. Look out for it probing the muddy sand with its specialised…

The colourful and delightful chaffinch is a regular garden visitor across the UK. Look out for it hopping about on the ground under birdtables and hedges.