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Full-Text Articles in Life Sciences

Effects Of Coyote Removal On Pronghorn And Mule Deer Populations In Wyoming, Dylan Earl Brown Dec 2009

Effects Of Coyote Removal On Pronghorn And Mule Deer Populations In Wyoming, Dylan Earl Brown

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

I studied the relationship between coyote (Canis latrans) removal and pronghorn (Antilocapra americana) and mule deer (Odocoileus hemionus) density and fawn:doe ratios in southwest Wyoming and northeast Utah in 2007 and 2008. Coyote removal variables studied included the number of coyotes removed, ground hours worked, total hours worked, coyotes removed/aerial gunning hour, coyotes removed/ground work hour, and coyotes removed/total effort hour. None of the variables explained changes observed in fawn:doe ratios of pronghorn or mule deer. The number of coyotes removed, ground hours worked, total hours worked, and coyotes removed/aerial gunning hour were positively …


Helmets, Heads, And Health For Horse Enthusiasts, Patricia Evans, Colette Floyd Aug 2009

Helmets, Heads, And Health For Horse Enthusiasts, Patricia Evans, Colette Floyd

All Current Publications

This publication describes why helmet use is highly recommended for all equestrian activities, while assisting with proper helmet sizing and fit.


Effects Of Direct And Indirect Predator Cues On Heteromyid Seed Selection And Seed Fate, Kelly J. Sivy May 2009

Effects Of Direct And Indirect Predator Cues On Heteromyid Seed Selection And Seed Fate, Kelly J. Sivy

Undergraduate Honors Capstone Projects

Many factors affect foraging behavior of rodents, including predation risk, which is thought to influence seed selection and seed handling by desert rodents in patchy environments. Understanding forces that drive seed selection and seed fate can aid understanding of rodents' impacts on vegetation structure and dynamics. In a feeding arena study, we tested how indirect and direct predation cues influence seed selection and handling behaviors (e.g., scatterhoarding and larderhoarding) of two heteromyid rodents, Dipodomys ordii (Ord's kangaroo rat) and Perognathus parvus (Great Basin pocket mouse), foraging on three seed species. The indirect cue was shrub cover: one half of the …