These energetic dolphins are often spotted in large groups which will approach boats, bowriding and leaping alongside. At sea, they can form superpods - huge groups made up of thousands of…

The 'drumming' of a great spotted woodpecker is a familiar sound in spring woodlands.

The large, fluffy caterpillars of this moth are often seen in summer and early spring.

This birch-loving moth can be seen flying on sunny days in early spring.

This distinctive bug is often seen basking on low-growing plants in spring and summer.

This unique fungus is one of the most sought after spring fungi of them all.

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

This metallic green beetle can be seen visiting flowers on sunny days in spring and summer.

The stinging nettle is a familiar and common plant, often firmly rooted in our memories after our first, hands-on experience - a prickling irritation that's not forgotten easily!