The whooper swan is a very rare breeding bird in the UK, but has much larger populations that spend winter here after a long journey from Iceland. It has more yellow on its yellow-and-black bill…

With a torpedo-shaped body and long, narrow wings, the privet hawk-moth is a striking garden visitor. But the caterpillars really stand out: lime-green, with purple streaks and a black hook at the…

A non-native species originating from Asia, the harlequin ladybird is prevalent in towns and gardens.

This purply-brown seaweed is a common feature on our rocky shores and on our dinner plates.

Sika deer were introduced to the UK in the 19th century. They are native to eastern Asia.

Their long narrow shells are a common sight on our shores, especially after storms, but the animals themselves live buried in the sand.

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.

Often a lone figure on a windswept mountainside or heath, the Rowan tree can stand for up to 200 years. It is well known for its masses of red berries that attract all kinds of birds, including…