Risso’s dolphins are mysterious creatures usually only found in deep, offshore waters.

This beautiful beetle only arrived in the UK in 1960s but is now a common sight on garden herbs.

This little cuttlefish really lives up to its name - it only reaches about 6cm long!

This jewel like leaf beetle is an incredibly scarce species which is only found in wetland habitats.

Our only venomous snake, the shy adder can be spotted basking in the sunshine in woodland glades and on heathlands.

One of the only venomous fish to be found in British waters, the lesser weever fish is certainly one to watch out for!

This well-camouflaged woodpecker used to be a common breeding bird in Britain, but is now only likely to be seen passing through on migration.

This gentle giant is the largest shark in UK seas, reaching up to 12m in length. There's no need to fear them though, they only eat plankton!

Considered Britain's most threatened butterfly, the high brown fritillary can be only be found in a few areas of England and Wales.

The bright green ring-necked parakeet is an escapee and our only naturalised parrot; its success is likely due to warmer winters.

This dainty white butterfly is now only found in a few parts of Britain, where it flutters slowly through woodland clearings.