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Deer habitat in western Costa Rica: Impacts of changing technology and land use
(Universidad Nacional, Costa Rica., 1996)
White-tailed deer (Odocoileus virginianus) numbers on the Pacific Coast of Costa Rica
probably peaked in the nineteenth century as native dry tropical forest was converted to
shrubland and secondary forest. Overhunting ...
Neotropical dry forest wildlife water hole use and management
(Universidad Nacional, Costa Rica., 1999)
Selected wildlife species diurnal use of a natural water hole (QO) and an artificial water hole (AW) were studied during 1990 dry season at Guanacaste Conservation Area, Costa Rica. In total, 919 individuals (six marnmal ...
Long-term comparison of the fish community in a Costa Rican rocky shore marine reserve
(Universidad Nacional, Costa Rica., 2010)
Despite their role in supporting diverse marine fish communities, tropical rocky shores and reefs
have attracted less research and fewer targeted conservation efforts compared to coral reefs. We studied fish
community ...
Home Range, Habitat Use, and Activity of Baird’s Tapir in Costa Rica
(Universidad Nacional, Costa Rica., 2002)
Home range size, habitat utilization, and activity patterns of five adult Baird’s tapirs (Tapirus bairdii) were studied via radiotelemetry from June 1995 to May 1996 in Corcovado National Park, Costa Rica. Estimates of ...
Immobilization of free-ranging Hoffmann´s two-toed and brown-throated three-toed sloths using ketamine and medetomidine: a comparasion of physiologic parameters
(Universidad Nacional, Costa Rica., 2008)
Free-ranging Hoffmann’s two-toed sloths (Choloepus hoffmanni; n526) and brown throated three-toed sloths (Bradypus variegatus; n515) were manually captured and immobilized
with 2.5 mg/kg ketamine + 0.02 mg/kg medetomidine ...
Genetic patterns and conservation of the Scarlet Macaw (Ara macao) in Costa Rica
(Springer, 2015)
Once widely distributed throughout the lowland
forests of Costa Rica, scarlet macaws (Ara macao) have been reduced to two major, geographically separated, pop ulations along the Pacific slope. Past demographic declines ...
Food niche overlap among neotropical frugivorous bats in Costa Rica
(Universidad Nacional, Costa Rica., 2006)
Food habits of 15 species of frugivorous bats were studied at La Selva Biological Station, Costa
Rica. Eight hundred and fifty-four (854) fecal samples and 169 samples from fruit parts and seeds discarded
by bats beneath ...
External parasites of raptors (Falconiformes and Strigiformes): identification in an ex situ population from Mexico
(Universidad Nacional, Costa Rica., 2011)
Raptorial birds harbor a variety of ectoparasites and the mayority of them are host specific. The aim of this study was to identify the ectoparasites of captive birds of prey from Mexico, as well as to verify their impact ...
Education as a tool for addressing the extinction crisis: Moving students from understanding to action
(Universidad Nacional, Costa Rica., 2010)
Human activity is leading to mass species extinctions worldwide. Conservation biology (CB) courses,
taught worldwide at universities, typically focus on the proximal causes of extinction without teaching students
how ...