The large, fluffy caterpillars of this moth are often seen in summer and early spring.

Listen out for the 'chattering' song of the reed warbler, while wandering the UK's lowland wetlands in summer. A small, brown bird, they are quite hard to see.

This distinctive bug is often seen basking on low-growing plants in spring and summer.

Found along the coast all year-round, the dunlin is a small sandpiper that breeds and winters in the UK. It can be seen in its upland breeding grounds in summer, when it turns brick-red above and…

A plain-looking warbler, the garden warbler is a summer visitor to the UK. It is a shy bird and is most likely to be heard, rather than seen, in woodland and scrub habitats.

Bilberries appear in summer and early autumn and are often turned into jams, pies and sauces...

This bog-loving butterfly is mostly found in the north of the UK, where it takes to the wing in summer.

Mackerel are a sign of summer's arrival, when they appear inshore in huge numbers all around the UK. As well as being a sustainable seafood choice, they are an important food source for many…

This is a predominantly subtidal species but can be found on the lowest parts of a sheltered rocky shore in summer.

This metallic green beetle can be seen visiting flowers on sunny days in spring and summer.