Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 6 of 6 for “"California sea lion"”.
-
Abundance and Blame: The Case of the California Sea Lion
… enactment of the Marine Mammal Protection Act, California sea lions have become increasingly abundant along the West Coast of North America. Their predation on commercially valuable and depleted salmon populations has contributed to a social conflict over their management. My research uses in …
-
Effects of weaning age on body composition and growth of ex situ California sea lion (Zalophus californianus) pups
… suboptimal development. Three groups of ex situ California sea lion (Zalophus californianus) pups were examined during the initial period of independence after they were weaned at approximately five, seven, and nine months of age. Absolute growth rates of pups were calculated and changes in body …
-
Do Pinnipeds Have Personality? Coding Harbor Seal (<i>Phoca vitulina</i>) and California Sea Lion (<i>Zalophus californianus</i>) Behavior Across Contexts
… specific behaviors have been identified in grey seals (Robinson et al., 2015; Twiss & Franklin, 2010; Twiss, Culloch & Pomeroy, 2011; Twiss, Cairns, Culloch, Richards & Pomeroy, 2012). Furthermore, the context component of definitions of personality is not often assessed, despite evidence that …
-
Morphometric analysis of ears in two families of pinnipeds
Pinniped (seal and sea lion) auditory systems operate in two acoustically distinct environments, air and water. Piniped species differ in how much time they typically spend in water. They therefore offer an exceptional opportunity to investigate aquatic versus terrestrial hearing mechanisms. The …
-
Alutiiq Engineering: The Mechanics and Design of Skeletal Technologies in Alaska's Kodiak Archipelago
… cervid long bones, and the limb bones of the California sea lion. Cervid compact limb tissue is stiff, strong, and brittle, while reindeer antler is flexible and highly fracture-resistant (tough). Air-drying hardens all skeletal tissues, and greatly increases investment times for creating tool …