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Full-Text Articles in Life Sciences

Effects Of Varying Heat Indexes On Habitat Utilization And Behavior On Captive Red-Ruffed Lemurs (Varecia Rubra), Jeffrey Gammon Mar 2021

Effects Of Varying Heat Indexes On Habitat Utilization And Behavior On Captive Red-Ruffed Lemurs (Varecia Rubra), Jeffrey Gammon

The Pegasus Review: UCF Undergraduate Research Journal

The two captive red-ruffed lemurs (Varecia rubra) at the Central Florida Zoo experienced a more temperate climate and utilized a differing habitat than they would in their native range, Madagascar. Proper management of the species in captivity is crucial for its long-term survival as they are critically endangered. Over a four month period, heat index temperature, lemur behavior, and habitat utilization data were collected via an instantaneous scan sample. Variables were analyzed to characterize how variations in heat index alter habitat utilization and behavior of the captive lemurs. As the heat index increased, habitat use became more restricted …


Observational Study Of Two Ex Situ North American River Otters (Lontra Canadensis), Julia Rifenberg Feb 2021

Observational Study Of Two Ex Situ North American River Otters (Lontra Canadensis), Julia Rifenberg

The Pegasus Review: UCF Undergraduate Research Journal

Zoos enable the ability to study how captive conditions impact the behaviors of animals. In this study, I observed two North American river otters housed at the Central Florida Zoo to evaluate behavioral changes after the male had been removed from the female for a month-long medical examination. The aim of this study was to 1) determine if mating behaviors were still occurring between the two river otters following the male’s removal and 2) to assess the welfare of the male and female river otters in captivity by observing their interactions and individual behaviors. Observed behaviors were compared to documented …


Biology Of Chrysemys Picta Bellii In Southwestern Minnesota, Carl H. Ernst, Evelyn M. Ernst Jan 1972

Biology Of Chrysemys Picta Bellii In Southwestern Minnesota, Carl H. Ernst, Evelyn M. Ernst

Journal of the Minnesota Academy of Science

The turtle, Chrysemys picta belIii, was studied in southwestern Minnesota. The taxonomic characteristics are analyzed. The turtles are diurnal and have an annual activity period extending from mid-May to October. Activity and feeding are controlled by water temperature. The population dynamics are discussed. Growth is rapid early in life but slows after maturity. Growth is compared with that of other subspecies of C. picta. Habitat preferences, predation, parasites, algal relationships and shell abnormalities are discussed.


Some Factors Affecting The Utilization Of Space By Mice Of The Genus Peromyscus, Howard D. Orr Jan 1957

Some Factors Affecting The Utilization Of Space By Mice Of The Genus Peromyscus, Howard D. Orr

Journal of the Minnesota Academy of Science

No abstract provided.


Notes On Diurnal Movement, Of Minnows In Shallow Waters Of A Bog Lake In North Central Minnesota, Arthur R. Peterson Jan 1957

Notes On Diurnal Movement, Of Minnows In Shallow Waters Of A Bog Lake In North Central Minnesota, Arthur R. Peterson

Journal of the Minnesota Academy of Science

No abstract provided.