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.
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Showing 1 to 3 of 3 for “"trail-following"”.
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Hindgut secretions in <I> Camponotus pennsylvanicus </I> (De Geer) (Hymenoptera: Formicidae): attractants and nitrogenous excretory materials
The anatomical source of the trail pheromone in the black carpenter ant, <I> Camponotus pennsylvanicus </I>, was investigated by presenting workers with crude or synthetic hindgut extracts to test for attractancy and trail-following behavior. Chemical analysis was used in conjunction with …
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Mate choice and its evolutionary consequences in intertidal snails (Littorina spp.)
… (or not) to follow another individual’s mucus trail, which is deposited during locomotion. Trailfollowing is a central part of this thesis and gastropod trail- following in general has been thoroughly reviewed in one of the chapters. Both trail-following and copulations have been studied in …
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Modeling Human Movement in the Wilderness: Navigating Lost Person Behavior and Searcher Response
… observed reorientation strategies (e.g., trail-following, staying put, backtracking), integrates map layers of terrain-specific features (e.g., roads, streams, powerline easements), and is validated against real incident data. Because navigation is so heavily-dependent on the landscape, we …