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Data from: Genetic relationships of extant brown bears (Ursus arctos) and polar bears (Ursus maritimus)
负责人:
关键词:
Recent;Ursus americanus;polar bear;Ursus arctos;species;Ursus americanus;brown bear;microsatellite DNA;Genetic distance;Ursus maritimus
DOI:
doi:10.5061/dryad.q30rt
摘要:
Polar bears (Ursus maritimus) and brown bears (Ursus arctos) are closely related species for which extensive mitochondrial and nuclear phylogenetic
Data from: Elevation related difference in serial reversal learning ability in a non-scatter hoarding passerine
负责人:
Hermer, Ethan
关键词:
Altitude Operant learning Cognitive ecology Winter Resident Intraspecific variability
DOI:
doi:10.5061/dryad.20bv259
摘要:
Environments characterized by scarce and variable food supply, termed ‘harsh environments’, have been hypothesized to favor cognitive abilities tha
Data from: On heels and toes: how ants climb with adhesive pads and tarsal friction hair arrays
负责人:
关键词:
Animal adhesion climbing fibrillar adhesives friction pad side contact
DOI:
doi:10.5061/dryad.vg446
摘要:
r pretarsal adhesive pads but also with dense arrays of fine hairs on the ventral side of the 3rd and 4th tarsal segments. To understand what role these diffe
Data from: Genetic diversity of oilseed rape fields and feral populations in the context of coexistence with GM crops
负责人:
关键词:
agroecosystem feral population cultivars
DOI:
doi:10.5061/dryad.pc6sd
摘要:
ral years. Accurate information about the dynamics and relationship of the genetic diversity of crops in an agroecosystem is essential for risk assessment
Data from: Ancient mitochondrial DNA reveals convergent evolution of giant short-faced bears (Tremarctinae) in North and South America
负责人:
关键词:
Great American Biotic Interchange;molecular dating;Ursidae;Arctotherium;Palaeontology;Pleistocene
DOI:
doi:10.5061/dryad.v7f30
摘要:
The Tremarctinae are a subfamily of bears endemic to the New World, including two of the largest terrestrial mammalian carnivores that have eve
Data from: Increased land use by Chukchi Sea polar bears in relation to changing sea ice conditions
负责人:
关键词:
climate change;habitat use;Sea ice loss;polar bear;Denning;Terrestrial Habitats;Ursus maritimus
DOI:
doi:10.5061/dryad.n5509
摘要:
Recent observations suggest that polar bears (Ursus maritimus) are increasingly using land habitats in some parts of their range, where they hav
Data from: The roles of compensatory evolution and constraint in aminoacyl tRNA synthetase evolution
负责人:
关键词:
DOI:
doi:10.5061/dryad.4p24g
摘要:
aminoacyl tRNA synthetase proteins (mt-aaRS) encoded by the nuclear genome. It has been argued that animal mt-tRNAs have higher deleterious substitution rates
Data from: Wing geometric morphometrics and molecular assessment of members in the Albitarsis Complex from Colombia
负责人:
关键词:
Anopheles albitarsis;DNA Barcoding;systematics;insects;Invertebrates;speciation
DOI:
doi:10.5061/dryad.dc8s8
摘要:
Malaria parasites are transmitted to humans by female mosquitoes of the genus Anopheles. The Albitarsis Complex harbours at least eight species
Kendall-Frost Mission Bay Reserve Annual Report
负责人:
关键词:
Salt Marsh
DOI:
doi:10.5063/aa/nrs.834.1
摘要:
This is the only good sample of bay marsh that will likely persist in southern California. A small laboratory has been proposed and funded for ear

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