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...
关键词:
Appalachians, Bog, endangered, Featherbells, native, and Stenanthium
学科:
Melanthiaceae, Bogs, Endangered plants, and 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...
关键词:
Aposthonia ceylonica, Embiidina, Sexual dimorphism, Silk, Social behavior, and 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...
关键词:
song sparrow and territory selection
学科:
Song sparrow -- Territoriality, Song sparrow -- Behavior, and 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...
关键词:
degraded samples, DNA extraction, human identification, massively parallel sequencing, and SNPs
学科:
Forensic pathology, Forensic genetics, DNA, Single nucleotide polymorphisms, and 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,...
关键词:
Arsenic, Fern, and Phytoremediation
学科:
Phytoremediation, Soil remediation, Arsenic wastes, Bioremediation, and 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...
关键词:
conservation, freshwater mussels, Lampsilis fasciola, restoration, and Villosa iris
学科:
Freshwater mussels -- North Carolina -- Oconaluftee River and 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,...
关键词:
Conservation, Networks, Phenology, Pollination, and Rock outcrops
学科:
Plant phenology, Outcrops (Geology), and Pollinators
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...
关键词:
AFLP, apomixis, Asteraceae, common garden, Erigeron, and polyploidy
学科:
Compositae, Genetic polymorphisms, Apomixis, Polyploidy, and Erigeron
