A pretty and distinctive little waterbird, the mandarin duck was introduced from the Far East as its name suggests. Oddly for a duck, it nests in trees, sometimes high above the water.

The Natterer's bat can found across the UK, although it is a scarce species. It prefers to forage low down among trees, often taking prey directly from the foliage.

Our largest bat, the noctule roosts in trees and can be seen flying over the canopy in search of insect-prey, such as cockchafers. Like other bats, it hibernates over winter.

The turkeytail is a very colourful bracket fungus that grows throughout the year, but is at its best in the autumn. Its circular caps can be seen growing in tiers on trees and dead wood.

The velvet shank can be found clustered on the dead and dying wood of deciduous trees, such as elm, ash, beech or oak. It has a bright orange cap and can be seen throughout winter.

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…

Chicken of the woods is a sulphur-yellow bracket fungus of trees in woods, parks and gardens. It can often be found in tiered clusters on oak, but also likes beech, chestnut, cherry and even yew…

The Oak bush-cricket is arboreal and can be found in mature trees in woods, hedges, parks and gardens in summer. Males don't have a 'song' as such, but drum on leaves with their…

The mohawk-sporting caterpillar of this moth is often seen on shrubs and trees in late summer. As adults the orange-brown males fly by day, but the flightless females don't stray far from…