''Dorcus parallelipipedus'', the lesser stag beetle, is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

stag beetle Stag beetles are a family of about 1,200 species of beetles in the family Lucanidae, currently classified in four subfamilies.Smith, A.B.T. (2006). A review of the family-group names for the superfamily Scarabaeoidea (Coleoptera) with corrections ...

found in

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...

Description

Both sexes resemble the female greater stag beetle (''

Lucanus cervus ''Lucanus cervus'', known as the European stag beetle, or the greater stag beetle, is one of the best-known species of stag beetle (family Lucanidae) in Western Europe, and is the eponymous example of the genus. ''L. cervus'' is listed as Near ...

''), though they are a uniformly blackish colour rather than having the chestnut brown wing covers (elytra) of the larger species. Males have distinctly knobbed antennae, and although their jaws are somewhat larger than those of the females, they are nowhere near as large as those of many other male stag beetles. The lesser stag beetle is similar in appearance to the related antelope beetle ('' Dorcus parallelus'') of

North America North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...

. Adults are from in length.

Diet

Like those of other stag beetles, the white, C-shaped

larva A larva (; plural larvae ) is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle. The ...

e feed on wood. Adults as well as larvae are found in very soft decaying wood of broad-leaved trees, especially ash (''

Fraxinus excelsior ''Fraxinus excelsior'', known as the ash, or European ash or common ash to distinguish it from other types of ash, is a flowering plant species in the olive family Oleaceae. It is native throughout mainland Europe east to the Caucasus and Albor ...

''), beech (''

Fagus sylvatica ''Fagus sylvatica'', the European beech or common beech is a deciduous tree belonging to the beech family Fagaceae. Description ''Fagus sylvatica'' is a large tree, capable of reaching heights of up to tall and trunk diameter, though mor ...

'') and apple (''

Malus ''Malus'' ( or ) is a genus of about 30–55 species of small deciduous trees or shrubs in the family Rosaceae, including the domesticated orchard apple, crab apples, wild apples, and rainberries. The genus is native to the temperate zone of th ...

'' spp). Adults cannot eat solid food, but they can drink

tree sap 01 or '01 may refer to: * The year 2001, or any year ending with 01 * The month of January * 1 (number) Music * 01'' (Richard Müller album), 2001 * ''01'' (Son of Dave album), 2000 * ''01'' (Urban Zakapa album), 2011 * ''O1'' (Hiroyuki Sawa ...

and the liquid of fallen fruits.

Life cycle and habitat

Adult beetles can be found in woodland, parkland and hedgerows in the summer, often resting in the sun on trees. After they mate, females lay their eggs in rotting, decaying wood. The larvae take only 1 to 2 years to develop, much less than ''Lucanus cervus'', which can take up to 7 years. They also live up to 2 years after emerging from its

pupa A pupa ( la, pupa, "doll"; plural: ''pupae'') is the life stage of some insects undergoing transformation between immature and mature stages. Insects that go through a pupal stage are holometabolous: they go through four distinct stages in their ...

, not like the larger beetle which only lives a few weeks as an adult. Adults disperse by flying, and sometimes coming to outside lights. This is a widespread species in most of

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...

and is generally common (except in the far north), coming into gardens wherever there are orchards, old hedges or large trees.

References

External links

*http://maria.fremlin.de/stagbeetles/photos_dp.html
Photos of ''Dorcus parallelipipedus''
* * https://www.wildlifetrusts.org/wildlife-explorer/invertebrates/beetles/lesser-stag-beetle Lucaninae Beetles of Europe Beetles described in 1758 Taxa named by Carl Linnaeus {{Lucanidae-stub