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

Found almost everywhere, the large yellow underwing is a night-flying moth that is often attracted to lights. It is brown with orangey-yellow hindwings.

This sponge is found on rocky shores around the UK and looks like a thick bready crust (if you use your imagination a bit!).

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

A small, day-flying moth that can often be seen visiting garden herbs.

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

The grey partridge is an attractive bird that prefers the ground to pear trees! Found on farmland and grassland, it is under threat from loss of habitat.

The rare natterjack toad is found at just a few coastal locations, where it prefers shallow pools on sand dunes, heaths and marshes.