Native oysters are a staple of our seas and our plates - but our love of their taste has lead to a sharp decline all around the UK.

The small heath is the smallest of our brown butterflies and has a fluttering flight. It favours heathlands, as its name suggests, as well as other sunny habitats.

A very rare ant, once found on heathland across southern England but now restricted to Scotland and Devon. It constructs distinctive thatched nests in open areas at the edges of scrub, and forages…

The wall brown or 'wall' gets its name from the fact it rests on any bare surface or wall! It can be found in open, sunny places like sand dunes, old quarries, grasslands and railway…

The orange ladybird is pale orange with up to 16 cream spots on its wing cases. It feeds on mildew on trees like sycamore and ash, and hibernates in the leaf litter. It often turns up in moth…

If you have a garden pond, look out for the large red damselfly resting at the water's edge. As the name suggests, males are bright red with a black thorax, but females may be almost entirely…

The land caddis is the only caddisfly in the UK to spend its entire time on land, with no stage in water. Look in oak leaf litter over winter to see the grainy cases of the larvae, in which they…

This purply-brown seaweed is a common feature on our rocky shores and on our dinner plates.

These pretty black and red moths are often confused for butterflies! Their black and yellow caterpillars are a common sight on ragwort plants. The caterpillar’s bright colours warn predators not…