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Filtering by: Subject Bats Degree Name Doctor of Philosophy (Ph.D.)

Influences of island characteristics on community structure and species incidence of desert bats in a near-shore archipelago, Baja California, Mexico

Creator:

Frick, Winifred F.

Abstract:

Island biogeography has strongly influenced the study of biodiversity because archipelagos provide natural model systems for investigating patterns of diversity and the processes that shape ecological communities. I investigated the influence of area and isolation of islands (n = 32) in the Gulf of California, Mexico on patterns of richness,...

Resource Type:

Dissertation

Full Text:

persistence rates on islands. Bat communities were also nested at 27 sites in coastal habitat on the Baja
Functional relationships among vegetation, nocturnal insects, and bats in riparian areas of the Oregon Coast Range

Creator:

Ober, Holly K.

Abstract:

Vegetation provides food for many insects, and many insects serve as food for bats. We investigated the linkages among these three trophic levels in riparian areas throughout the Oregon Coast Range by examining the influence of vegetation cover, composition, and structure on the activity of nocturnal insects and bats, the...

Resource Type:

Dissertation

Full Text:

more variation in bat activity than did vegetation characteristics measured at larger spatial