Stenanthium gramineum (Ker. Gawler) Morong (Melanthiaceae) has historically been an understudied species. This species is generally considered to consist of two varieties: var. gramineum, a habitat generalist, occurring on...
Parola chiave:
Appalachians, Bog, endangered, Featherbells, native e Stenanthium
Soggetto:
Melanthiaceae, Bogs, Endangered plants e Endemic plants
Members of the elusive insect order Embiidina are known for their prolific use of silk, and are unusual among insects in that silk is produced by both sexes and all life stages. However, the relative costs of silk spinning...
Parola chiave:
Aposthonia ceylonica, Embiidina, Sexual dimorphism, Silk, Social behavior e Social context
Territory selection can greatly affect a species’ ecology, from density to interactions among individuals. Previously, habitat quality was found to be one of the driving forces in territory selection. However, the use of social...
Parola chiave:
song sparrow e territory selection
Soggetto:
Song sparrow -- Territoriality, Song sparrow -- Behavior e Social behavior in animals
In recent years, investigative genetic genealogy (IGG), which involves the use of genealogical methods combined with DNA analysis to make potential familial matches, has become an important tool in solving cold and active...
Parola chiave:
degraded samples, DNA extraction, human identification, massively parallel sequencing e SNPs
Soggetto:
Forensic pathology, Forensic genetics, DNA, Single nucleotide polymorphisms e Nucleotide sequence
The ability of a species to disperse is a key component in maintaining gene flow and therefore genetic diversity between populations. Dispersal in the lampshade spider Hypochilus, may be adversely affected by their extreme...
Arsenic contamination is a world-wide concern. In the past, soil contaminated with arsenic was removed using heavy equipment resulting in the destruction of the environment. However, in recent years a new method,...
Parola chiave:
Arsenic, Fern e Phytoremediation
Soggetto:
Phytoremediation, Soil remediation, Arsenic wastes, Bioremediation e Ferns -- Metabolism
Anthropogenic influences have contributed to the decline of many freshwater mussel species, with many listed as endangered, threatened, or of special concern. Suitable water quality, proper substrate habitat, and the presence...
Parola chiave:
conservation, freshwater mussels, Lampsilis fasciola, restoration e Villosa iris
Soggetto:
Freshwater mussels -- North Carolina -- Oconaluftee River e Animal introduction -- North Carolina -- Oconaluftee River
The critically endangered Dusky Gopher Frog occupies longleaf pine savannas frequented by fire, where grasses and natural burrows are abundant. Gopher frogs avoid fire-suppressed habitat, where the understory is comprised of...
In the southern Appalachian Mountains, sparsely distributed rock outcrop communities harbor a significant number of rare and endemic plants. Unique communities of plants are found on rock outcrops of differing bedrock,...
Parola chiave:
Conservation, Networks, Phenology, Pollination e Rock outcrops
The Erigeron strigosus Muhl. Ex Willd (Asteraceae) species complex is composed of late spring to early summer herbs that are widespread in North America. Many populations of this complex are polyploid and apomictic, but studies...
Parola chiave:
AFLP, apomixis, Asteraceae, common garden, Erigeron e polyploidy
Soggetto:
Compositae, Genetic polymorphisms, Apomixis, Polyploidy e Erigeron
