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Full-Text Articles in Life Sciences

A New Species Of Gekko (Squamata: Gekkonidae) From Tà Kóu Nature Reserve, Binh Thuan Province, Southern Vietnam, Van Tri Ngo, Tony Gamble Jan 2010

A New Species Of Gekko (Squamata: Gekkonidae) From Tà Kóu Nature Reserve, Binh Thuan Province, Southern Vietnam, Van Tri Ngo, Tony Gamble

Biological Sciences Faculty Research and Publications

A new species of Gekko Laurenti is described from Ta Kou Mountain, an isolated granitic peak in Ta Kou Nature Reserve, Ham Thuan Nam district, Binh Thuan province, southern Vietnam. The species is distinguished from its congeners by its moderate size, with snout to vent length (SVL) reaching a maximum 107.0 mm; dorsal pattern of 5–8 white vertebral blotches between the nape and sacrum and 6–8 pairs of short white bars on the flanks; 11–14 precloacal pores in males; 14–17 longitudinal rows of smooth dorsal tubercles; and 18–20 broad lamellae beneath the fourth toe. Gekko takouensis sp. nov. is the …


How Effective Are Posted Signs To Regulate Tourism? An Example With New Zealand Fur Seals, Alejandro Acevedo-Gutiérrez, Lisa Acedvedo, Olga Belonovich, Laura Boren Jan 2010

How Effective Are Posted Signs To Regulate Tourism? An Example With New Zealand Fur Seals, Alejandro Acevedo-Gutiérrez, Lisa Acedvedo, Olga Belonovich, Laura Boren

Biology Faculty and Staff Publications

Increased tourism has augmented harassment to wildlife and posted signs are commonly used to manage such interactions. This study determined whether signs increased tourist compliance with regulations to remain >10 m from New Zealand fur seals (Arctocephalus forsteri ) at Kaikoura Peninsula. We observed 362 tourist groups interacting with seals. The percentage of groups in which all members respected the posted distance was similar whether tourists saw the signs or not [60.6% vs. 65.9%; G(l ) = 0.98, p 0.32]. Results indicate that posted signs were ineffective in increasing compliance to regulations and suggest that alternative approaches must be considered …


Responses Of Bats To Forest Fragmentation In The Mississippi River Alluvial Valley, Arkansas, Usa, Rex E. Medlin Jr., Matthew B. Connior, Karen F. Gaines, Thomas S. Risch Jan 2010

Responses Of Bats To Forest Fragmentation In The Mississippi River Alluvial Valley, Arkansas, Usa, Rex E. Medlin Jr., Matthew B. Connior, Karen F. Gaines, Thomas S. Risch

Faculty Research & Creative Activity

Intense conversion of bottomland hardwood forests to rice and soybeans in the Mississippi River Valley of Arkansas has restricted the remaining forest to isolated fragments. Habitat fragmentation has proven to be detrimental to population sustainability of several species, and is the subject of intense study with often species and latitude specific responses. We compared both coarse land area classes and landscape fragmentation metrics from six 30 km × 30 km subsets centered on publicly owned management areas to bat captures obtained from a 2005 population study. Patch density was the strongest predictor of total captures (R 2 = 0.801, p …


Aldo Leopold’S Land Ethic And The Great Lakes: A Paradigm For Understanding The Morality Of Aquatic Invasive Species Management, M. Andrew Sanford, John Uglietta, Phd Jan 2010

Aldo Leopold’S Land Ethic And The Great Lakes: A Paradigm For Understanding The Morality Of Aquatic Invasive Species Management, M. Andrew Sanford, John Uglietta, Phd

Student Summer Scholars Manuscripts

Abstract: This essay explores what obligations we have to protect the Great lakes ecosystem from the threat of aquatic invasive species within the context of Aldo Leopold‟s seminal essay in environmental philosophy The Land Ethic. In this essay I argue that Leopold‟s land ethic provides a consistent and dynamic paradigm for how we perceive and protect the natural environment. The land ethic is summarized in what I call Leopold’s Edict which directs us to preserve the health and beauty of the natural environment. The land ethic implies that people interested in conservation must develop a firm understanding of what …