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Carotenoid-Based Dewlap Color as a Visual Signal in Social Communication of Brown Anoles (Norops sagrei)
(2009-02-23)
Carotenoids have been shown to be important integumentary coloring agents in many birds and fishes. The role of carotenoids as a prominent integumentary coloring agent of the dewlap has been noted in many Anoline lizards, ...
Symbiotic benefits to sea anemones from the metabolic byproducts of anemonefish
(2009-02-23)
Although anemonefishes and their giant sea anemone hosts became known to the western world in the late nineteenth century, and the first studies exploring these associations were published almost one hundred years ago, to ...
Maternal effects in Columbian ground squirrels
(2009-02-23)
The phenotype of an organism is the physical expression of its genotype and is a result of both the genetic makeup of an organism and the environment it experiences. An individual’s phenotype can also be affected by the ...
Spatial ecology of the eastern diamond-backed rattlesnake (Crotalus adamanteus)
(2008-09-09)
An animal’s spatial ecology may be governed by variables operating at more than one spatial scale, which underscores the importance of incorporating multiple spatial scales into habitat selection models. This is particularly ...
The Use of Ultrasound for Communication by the Big Brown Bat (Eptesicus fuscus)
(2008-09-09)
Communication signals are important regulators of mating behavior in many animals. Various pre- and post-copulatory mechanisms have been suggested to play a role in the reproductive success and mating strategies of many ...
Influence of Bait on Assessment of Biodiversity of Small Mammals
(2008-09-09)
Two experiments were designed to test effectiveness of bait packs containing peanut butter and rolled oats (peanut butter bait packs) compared to empty bait packs in traps used to capture small mammals. In experiment A, ...
Natural History and Conservation of the Eyelash Palmpitviper (Bothriechis schlegelii) in Western Panamá
(2008-09-09)
The focus of this thesis was to examine various components of the natural history,
ecology, and conservation biology of the Bothriechis schlegelii. The sections that follow
include studies of foraging ecology, demography, ...
Geographic Variation in the Yellow-throated Warbler (Dendroica dominica)
(2008-09-09)
I examined how variation within the yellow-throated warbler (Dendroica dominica) relates to geography. The yellow-throated warbler is a common neotropical migrant with a breeding range confined to the southeastern United ...