Bottlenose dolphins in British waters are the biggest of their kind – they need to be able to cope with our chilly waters! They are very sociable and will happily swim alongside boats, providing…

A tall and hairy plant, Great willowherb displays pretty pink-and-cream flowers. It can be found in damp places, such as wet grasslands, ditches and riversides.

The Welsh poppy is a plant of damp and shady places, roadsides and hillsides. It is also a garden escapee. It flowers over summer, attracting nectar-loving insects.

The Wild strawberry produces miniature, edible versions of the juicy red fruits we so enjoy. Gathering wild food can be fun, but it's best to do it with an expert - come along to a Wildlife…

A notoriously poisonous plant, hemlock produces umbrella-like clusters of white flowers in summer. It can be found in damp places, such as ditches, riverbanks and waste ground.

Curled dock is often considered a 'weed'. It can be found near water or on disturbed ground almost anywhere. It is similar to Broad-leaved dock, with which it can hybridise.

The brown long-eared bat certainly lives up to its name: its ears are nearly as long as its body! Look out for it feeding along hedgerows, and in gardens and woodland.

The grey long-eared bat certainly lives up to its name - its ears are nearly as long as its body! It mainly forages over grassland and meadows, but is very rare in the UK.

A low-growing plant of sand dunes, heaths and grassy places, Common centaury is in bloom over summer. Look for clusters of pretty, pink, five-petalled flowers.

This bizarre bug can be found on plants in woodland rides and clearings.

The subject of much myth and legend, and a herbal remedy, Perforate st John's-wort is a familiar flower. It has star-shaped, bright yellow flowers and lots of tiny holes in its leaves that…