The kestrel is a familiar sight hovering over the side of the road, looking out for its favourite food: small mammals like field voles. It prefers open habitats like grassland, farmland and…

You're more likely to see the attractive, brightly coloured caterpillars than the mullein moth itself.

This glossy wading bird is a scarce visitor to the UK, though records have become more common in recent decades.

Despite its name, the great spider crab is actually smaller than the more common European spider crab.

Escaped or intentionally freed from fur farms in the 1960s, the American mink is now well established in the UK. Its carnivorous nature is a threat to our native water vole and seabird populations…

Red-necked grebes occasionally attempt to nest in the UK, but they're more often seen as winter visitors to sheltered coasts.

These moths can be seen flying on sunny days, but you're more likely to spot the fuzzy caterpillars crawling over paths.

A delicate wader, Red-necked phalaropes are as comfortable swimming as they are on land. Unusually for birds, the females are more brightly coloured than the males.