Siller Y

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Siller Y
Autographa.gamma.6902.jpg
Scienteefic clessification
Kinrick: Animalia
Phylum: Arthropoda
Cless: Insecta
Order: Lepidoptera
Faimily: Noctuidae
Genus: Autographa
Species: A. gamma
Binomial name
Autographa gamma
(Linnaeus, 1758)

The Siller Y (Autographa gamma) is a migratory moch o the faimily Noctuidae which is namit for the sillery Y-shapit mark on each o its forewings.

Description[eedit | eedit soorce]

The Siller Y is a middlin-sized moch wi a wingspan o 30 tae 45 mm. The wings are intricately patterned wi various shades o broun an grey providing excellent camouflage. In the centre o each forewing there is a silver-coloured mark shaped like a letter Y or a Greek letter Gamma. Thare are several different fuirms wi varyin colours dependin on the climate in which the larvae grow.

Distribution[eedit | eedit soorce]

The species is widespread athort Europe, pairts o Asie, an North Africae. It is resident in the sooth o its range an adults flee amaist throuoot the year. In Hairst variable nummers migrate north reachin as far as Iceland, Greenland, an Finland wi huge invasions takkin place in some years. A seicont wave o migrants arrives in the Simmer. In central Europe an the Breetish Isles adults are present in significant nummers frae Mey onwairds wi nummers dwindlin in late Ware as they are killed aff bi frosts. Some indwallers flee sooth again tae winter aroond the Mediterranean an Black Seas.

It occurs in a wide variety o habitats, pairticularly open auries. It regularly visits gardens tae tak nectar frae the flouers.

Life history[eedit | eedit soorce]

Siller Y motcs can produce twa or three generations in a year wi a fowert generation when condeetions are pairticularly guid. The eggs are laid on the upper or lawer surface o leaves. They are whitish in colour an hemispherical in shape wi deep ribbin. They hatch efter three tae fower days (langer in ceul condeetions).

The larvae are aboot 30 mm lang, hae three pairs o prolegs an are usually green wi whitish markins. They feed on a wide variety o law-growin plants an hae been recordit on ower 200 different species includin crops such as the garden pea (Pisum sativum), succar beet (Beta vulgaris) an cabbitch (Brassica oleracea).[1] They can reduce crop yields bi damagin leaves an are aften considered tae be a pest.

The pupa is green at first, gradually darkenin tae black. The adults mate ane or twa days efter emergin frae the pupa an stairt layin eggs ane tae five days later. They dee three tae nineteen days efter emergence.

Ronaldo's moch[eedit | eedit soorce]

Silver Y became famous as Ronaldo's moch, when ane o thaim laundit durin UEFA Euro 2016 Feenal on Portuguese starn fitbaa player Cristiano Ronaldo's face tae drink frae his tears.[2][3][4][5]

Gallery[eedit | eedit soorce]

References[eedit | eedit soorce]

Freemit airtins[eedit | eedit soorce]