Calcarius
National Institutes of Health
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Due to small body sizes, superficial similarities in morphologies, and obscure activity behaviors, the phylogeny and taxonomy of…
A new tree frog species of the genus Liuixalus was described from Heishiding Nature Reserve, Guangdong Province, China based on a…
Yellow cypress, Chamaecyparis obtusa var. formosana, is a relic species and one of the most important trees in Taiwan. This is…
Abstract We experimentally parasitized Chestnut-collared Longspur (Calcarius ornatus) nests with mimetic and nonmimetic Brown…
Abstract In males of socially monogamous birds, plasma testosterone (T) typically declines to low levels during the parental…
The Lapland longspur, Calcarius lapponicus, times its breeding season so that chicks hatch coincident with the brief period of…