Naturefile

The common chiffchaff, or simply the chiffchaff, is a common and widespread leaf warbler which breeds in open woodlands throughout northern and temperate Europe and the Palearctic.

From garden snails to rare woodland snails and tincy tiny sand dune specialists, Ireland is a haven for snails. Integral to almost every food web, though often overlooked, this week's Nature File looks at the role of snails in our hedges, woods, fens and fields.

Once a pair of pipits have gone to the trouble of making a nest and laying their perfect eggs therein, along comes cuckoo to lay her own little troublemaker in among the pipit eggs. Explore the ecology and the folklore of Meadow Pipits in this week’s Nature File.

Nature File returns to the airwaves this week, celebrating the blossoming of woodland wildflowers. White flowered wood-sorrel and wood anemone; glistening yellow lesser celandine and of course, violet coloured violets and bluebells, all making the most of April.

Spiders found in Ireland include 583 unique species.

A medium sized raptor (bird of prey) with broad wings, a compact body, short neck and medium-length tail. Has a short hooked bill suitable for eating meat.

Wild salmon are born in freshwater, travel to the sea, and then return to their birthplace to spawn, making them a clear sign of how well we’re managing to coexist with other life.

Crayfish are freshwater crustaceans belonging to the infraorder Astacidea, which also contains lobsters. Taxonomically, they are members of the superfamilies Astacoidea and Parastacoidea. They breathe through feather-like gills.

The conger is an ambush type predator seeking out cover in which to hide and then pounce on passing victims, though it will roam around openly on occasions to flush prey fish. Is found living in rocky holes underneath breakwaters, harbour walls, groynes and sewer outlets

These are small trees, quite unusual in the wild, and many imported specimens have been planted in towns and parks, along roads etc. If you want the truly native tree you may have to search – it is most common in the south of the country.

As apex predators Sharks play a vital role in maintaining the delicate balance of marine ecosystems. They regulate fish populations and ensure the health of coral reefs and seabeds. In Ireland, sharks have a special connection to coastal communities, which have relied on the ocean for generations.

Sea are a group of predatory marine invertebrates constituting the order Actiniaria. Because of their colourful appearance, they are named after the anemone a terrestrial flowering plant.

Ringlet and Meadow brown butterflies are on the wing through high summer, filling up with nectar in flower rich meadows and finding the perfect places there for their larvae too. Explore the summertime highs of brown butterflies on this weeks Nature File.

Creamy, perennial of damp waysides, meadows, marshes and woods, this tall, hairless plant flowers throughout Ireland from June to September.

The Goshawk is a large hawk, almost reaching buzzard size. When seen up close, it has a fierce look with bright red eyes and a distinctive white eyebrow. Thanks to its broad wings, it can to hunt at high speed, weaving in and out of trees, while its legs and talons can catch its prey in flight.

Nymphaeaceae is a family of flowering plants, commonly called water lilies. They live as rhizomatous aquatic herbs in temperate and tropical climates around the world.

Our smallest breeding Hirundine species, being about a third smaller than both House Martin and Swallow. Adult Sand Martins have a brown head, back, rump and wings. The throat is white, as are the belly and vent except for a broad brown breast band.

Naturefile returns to Daybreak with a seasonal look at these beauties now appearing in our gardens.

A winter migrant from high-Arctic Canada. Most occur in Ireland between October and April. This population winters almost entirely in Ireland, with small numbers in parts of Britain and France.

Many people are surprised to hear that hedgehogs are not actually native to Ireland. It is believed that they were introduced in the 12th century from Britain ...

Ivy flowers in October, ensuring vital nectar supplies for butterflies, moths and bees when very little else is in flower. Ivy is a wonderful world of sustenance to lots of wildlife through winter months.

The term ‘Hairy Molly’ has often been used in Ireland to describe any hairy or fuzzy-looking caterpillar.  This term is said to have originated from the Irish language where ‘mala’ or ‘malaí’ (plural) is the Irish word for an eyebrow.

A close rival songster to the Blackbird, from which it mainly differs in its repetition of each phrase three or four times. Typical phrases include "cherry dew," and "knee-deep," . Loud, fluty and far-carrying.

Crane flies are flies in the family Tipulidae. They are insects. Crane flies look similar to large mosquitoes but, unlike mosquitoes, crane flies do not bite.

Grey Seals haul themselves ashore in autumn to breed, on remote and generally undisturbed areas, in particular offshore islands, where human disturbance is absent. Trá Bán on the Great Blasket Island is one back where hundreds of seals can still be seen on the beach in autumn

Spiranthes is a genus of orchids in the subfamily Orchidoideae. They are known commonly as ladies tresses, ladies'-tresses, or lady's tresses

A species of falcon. A small bird of prey with long, relatively narrow wings and tail. Has a short, hooked bill for eating meat.

Ragwort (Senecio jacobaea) is native biennial which is a food source for a wide range of insects. It is not usually a significant problem in gardens, but its poisonous qualities can make it a danger for horses or cattle.

Gorse, furze, whins, are all so common that it’s easy to overlook them, successful enough to earn them resentment. At this time of year, the deep yellow flowers of Autumn Gorse are erupting across mountains and heaths. Discover the strange history of Gorse on this week’s Nature File.

The Guillemot is the most common species of Auk in Ireland. It is a highly-marine species, only found on land in the breeding season.

Gulls are controversial birds. Strong, clever, opportunistic and adaptable.In the wild, Gulls are caring and resilient animals. Devoted parents – both mothers and fathers share the rearing of their young, beginning with the task of incubating the eggs.

Oak trees are in full leaf by now, these tallest and longest living of native trees, soaking up the light of the longest long midsummer days. Recent research has revealed that Irish sessile Oaks originated in Galicia in Northern Spain.

Machair systems present a complex landscape mosaic of habitats comprising both wet and dry areas. They are bordered by beaches and sometimes extensive dune habitats on the seaward side, with wetland areas backed by peatland and heathland habitats on the landward side.

The Manx shearwater is a medium-sized shearwater in the seabird family Procellariidae. The scientific name of this species records a name shift: Manx shearwaters were called Manks puffins in the 17th century.