black bear n. 1.An omnivorous North American bear(Ursus americanus),living primarily in forests and having a glossy black or dark brown coat. 2.An omnivorous Asian bear(Ursus thibetanus),having a pointed snout, a black coat, and a beige or white V-shaped mark on the chest. ...
We analyzed 10 years of data on nuisance complaints from a hunted American black bear (Ursus americanus) population in Wisconsin, USA. At the statewide scale, complaints about agricultural damage, other property damage, or human safety concerns did not correlate with each other or with number of...
The adaptation of black and polar bears to their environments is proportional to the severity of climate and food restriction. Both black and polar bears mate during the spring, despite differences in their recent metabolic state. Reprod... Palmer,S S. - 《Biology of Reproduction》 被引量: 32...
North American Mammals and the American Black Bear, Ursus Americanus. and the American black bear is presented which includes the book "Wild Mammals of North America: Biology, Management, and Conservation" edited by George ... Wyatt,Neal - 《Reference & User Services Quarterly》 被引量: 0发表...
David L. Stocum, in Regenerative Biology and Medicine (Second Edition), 2012 1 Amphibian The amphibian heart is three-chambered, having two atria and one ventricle. The myocardium is thin, highly trabeculated, and avascular. It is nourished by incoming blood that flows into the many sinuses th...
Other notable finds: American bittern, black-crowned night heron, northern pintail, ruddy duck, black tern, whip-poor-will, yellow-bellied flycatcher, bobolink and vesper sparrow. 41 years later More results ► Dictionary browser ? ▲ amerce amerceable amercement Amercement royal Amercer amercia...
R. Scott Seville, in The Biology and Identification of the Coccidia (Apicomplexa) of Carnivores of the World, 2018 Lontra canadensis (Schreber, 1777), North American River Otter Hammondia. No records in the literature, yet. Neospora. Many wild noncanid carnivores are known to have been ...
(2006) Effectiveness of a regional corridor in connecting two Florida black bear populations. Conservation Biology, 20, 155–162. Dixon JD, Oli MK, Wooten MC et al. (2007) Genetic consequences of habitat fragmentation and loss: the case of the Florida black bear (Ursus americanus floridanus)...
Second, the data probing the PBM/etanercept relationship suggested that etanercept may be targeting different features of TNF biology in its inhibition of TF vs VCAM-1 (Figure 1C,D). For this reason, we here describe ancillary experiments that bear on mechanistic divergence of etanercept action ...
The beaver in Colorado: its biology, ecology, management, and economics. Colorado Game, Fish, and Parks Department. Technical Publication 17. Severud, W.J., 2011. American beaver (Castor canadensis) foraging ecology: predation avoidance, diet, and forage availability. Thesis. Northern Michigan ...