With club-shaped leaflets on its fronds, wall-rue is easy to spot as it grows out of crevices in walls. Plant it in your garden rockery to provide cover for insects.

This is a predominantly subtidal species but can be found on the lowest parts of a sheltered rocky shore in summer.

Perhaps the first sign that spring is just around the corner is the snowdrop poking its way through the frosted soil of a woodland, churchyard or garden. From January, look for its famous nodding…

This elegant tern is named for the rosy flush to its summer plumage. With just one regular nesting colony, it is the rarest breeding seabird in the UK.