WebNorthern Brown Argus resident populations appear to be sedentary one-generation populations linked to common rock-rose on limestone grassland/limestone pavement … WebThe silver-studded blue ( Plebejus argus) is a butterfly in the family Lycaenidae. It has bright blue wings rimmed in black with white edges and silver spots on its hindwings, lending it the name of the silver-studded blue. P. argus can be found across Europe and east across the Palearctic, but is most often studied in the United Kingdom in ...
UK Butterflies - Northern Brown Argus - Aricia artaxerxes
Web11 de abr. de 2024 · More:Checkerspot butterfly listed as endangered in New Mexico, despite rancher opposition A northern population, encompassing parts of northern Texas, Colorado, Oklahoma and Kansas was estimated at about 20,000 birds, and was listed as “threatened” under the ESA, meaning endangered status could be imminent. WebThe Brown argus is a small butterfly that is on the wing throughout the summer, between May and September. Adults feed on Common Rock-rose, which is also the caterpillars' foodplant, together with various species like Crane's-bills. The Brown argus is found in dry, sunny and open habitats, including heathland and downland, and seems to be ... popolvar herci
Saving the Northern Brown Argus in the Scottish Borders
The most important food plant is Common Rock-rose (Helianthemum nummularium), though there are rare records of egg laying (probably accidental) on other plants. Ver mais Occurs usually in well drained, lightly grazed or ungrazed unimproved grasslands. They prefer sheltered habitats, frequently with scrub … Ver mais WebThis small butterfly is characteristic of southern chalk and limestone grassland but occurs in a variety of other open habitats as far north as north Wales and Yorkshire. It is a close … Web1 de out. de 2003 · An experimental study at four North East England sites, was used to examine ovipositing preferences in the scarce northern brown argus butterfly Aricia artaxerxes.The impact of grazing management on habitat quality and adult population dynamics was examined using transect counts over a 10-year period at Thrislington … popol tank build