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

A small colourful sea slug that can be found grazing on sea mats on the rocky shore and beyond the low water mark.

Field elm suffered declines due to the devastating effects of Dutch elm disease, but can still be found across much of the UK.

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

A beautiful, tiny fungus, green elf cup can be commonly found on the decomposing wood of deciduous trees in woods, parks and gardens.