The exotic and beautiful swallowtail is the UK's largest butterfly. A strong flier, residents can be spotted over wetlands in Norfolk during summer. Migrants occasionally appear in southern…

Look for the wood warbler singing from the canopy of oak woodlands in the north and west of the UK. Green above, it has a distinctive, bright yellow throat and eyestripe.

Our most diminutive falcon, the merlin is a pretty bird of prey. It chases small birds, flying low to the ground or hovering in the breeze because of its small size. Resident merlins are joined in…