Often confused with the larger but similarly shaped lion’s mane jellyfish, the blue jellyfish can be colourless when young and develop a striking blue-purple bell as it matures.

The striking red crown, golden back, and bright yellow wings of the goldfinch make it one of our prettiest garden birds. It happily visits birdtables and feeders across the UK.

Only a few pairs of snow bunting breed here, so look out for this striking black-and-white bird in winter around Scotland, the North West and the East coast of England.

This slender shark gets its name from the spines in front of its dorsal fin. It can use these spines to defend itself by curling in a bow and striking at a predator.

The striking red twigs and crimson, autumnal leaves of Dogwood make this small shrub an attractive ornamental plant. It can be seen growing wild along woodland edges and hedgerows.

The grizzled skipper has a striking brown-and-white checked wing pattern. It is a fast flier, so is best observed in the morning as it basks in the sun to warm up. It favours chalk grassland and…