Search
Now showing items 1-10 of 68
Invasive Characteristics of Chinese Privet (Ligustrum sinense Lour.) in a Bay Swamp in the Fall Line Hills of East-Central Alabama
(2008-09-09)
Exotic species often become invasive because of an ability to occur in many habitat types with a variety of environmental variables. One species of plant that is particularly invasive throughout the southeastern United ...
Analysis of Stable Isotopes of Hydrogen to Determine Migrational Source of Silver-Haired Bats (Lasionycteris noctivagans) in Alabama
(2008-09-09)
Signatures of deuterium obtained from claws of 21 silver-haired bats (Lasionycteris noctivagans) were used to estimate the nearest probable pre-migratory location of these bats. For 5 consecutive weekends beginning 28 ...
Feathers at a fine scale
(2008-09-09)
In 1668, Antoine von Leeuwenhoek improved the crude microscopes that were being produced in Europe to better study small biological objects (Madigan et al. 1997). Although von Leeuwenhoek 's microscope revolutionized ...
Ecology Of Rudbeckia auriculata (Perdue) Kral (Asteraceae)
(2008-09-09)
Rudbeckia auriculata is a rare species endemic to three southeastern states: Alabama, Florida, and Georgia. Eight censuses of flowering individuals of the species were conducted from 1992 to 2002. Although the number of ...
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 ...
Taxonomic and Phylogenetic Revision of the Family Chiasmodontidae (Perciformes: Acanthomorpha)
(2009-08-07)
The family Chiasmodontidae, commonly known as swallowers, comprises four genera and 33 species distributed in the meso and bathypelagic regions of the Atlantic, Pacific, Indian and Southern Oceans. The species of Chiasmodon ...
Plumage coloration and morphology in Chiroxiphia manakins: interacting effects of natural and sexual selection
(2009-02-23)
I examined how natural and sexual selection may have influenced the morphology and coloration of Chiroxiphia manakins (Aves: Pipridae). In the first chapter, I investigated age and sexrelated patterns of plumage coloration ...
Regulation of the p62 promoter by oxidative damage in neurodegenerative disease and aging
(2009-06-30)
Oxidative stress is regarded as the damage to a biological system caused by reactive oxygen species (ROS) when the prooxidant overwhelms the antioxidant defense and repair ability. Growing evidence reveals that oxidative ...
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 ...