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The Dorset Horn is an endangered British breed of domestic sheep. It is documented from the seventeenth century, and is highly prolific , sometimes producing two lambing seasons per year. Among British sheep, it is the only breed capable of breeding throughout the winter.
Dorper ram - South Africa Australian mob of white Dorpers. The Dorper is a South African breed of domestic sheep developed by crossing Dorset Horn and the Blackhead Persian sheep. The breed was created through the efforts of the South African Department of Agriculture to breed a meat sheep suitable to the more arid regions of the country. It is ...
Danaus dorippus was formerly regarded as a subspecies of Danaus chrysippus, the plain tiger or African monarch.It is now regarded as a distinct species. It appears (from analysis of mtDNA sequences, which are only inherited from the mother) that the dorippus tiger is the product of an ancient lineage of Danaus hybridizing with plain tiger females. [2]
Dorper: South Africa [83] Meat [83] Dorset: Dorset Horn, Dorset Horned [84] United Kingdom Meat [84] Dorset Down: United Kingdom [85] Meat [85] Drenth Heath Sheep: Drents Heideschaap [86] Netherlands [86] Vegetation management [86] Drysdale: New Zealand [87] Wool [87] Duben sheep Bulgaria wool
the Dorset Down, a British sheep breed; the Dorset Horn, a British sheep breed; the Polish Modified Dorset, a Polish sheep breed developed at the University of Life Sciences in Poznań; the Poll Dorset, an Australian sheep breed derived from the Dorset Horn; the Polled Dorset, an American sheep breed derived from the Dorset Horn
This genus was formerly split into the subgenera Danaus, Salatura, and Anosia, but this arrangement has been abolished.While the first (the 2–3 monarch butterflies) and Salatura (species ismare, genutia, affinis, and melanippus) do indeed seem to be clades, the relationship of these to the other species, especially the puzzling D. dorippus, is not clear.
The list comprises butterfly species listed in The Moths and Butterflies of Great Britain and Ireland by Emmet et al. [1] and Britain's Butterflies by Tomlinson and Still. [2] A study by NERC in 2004 found there has been a species decline of 71% of butterfly species between 1983 and 2003. [3]
Papilio rutulus, the western tiger swallowtail, is a swallowtail butterfly belonging to the Papilionidae family. The species was first described by Hippolyte Lucas in 1852. Like the other tiger swallowtails, the western tiger swallowtail was formerly classified in genus Pterourus , but modern classifications all agree in placing them within ...