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1992

Ecology and Evolutionary Biology

Mammal

Articles 1 - 4 of 4

Full-Text Articles in Life Sciences

Specimen Catalog, Jonathan L. Dunnum Jan 1992

Specimen Catalog, Jonathan L. Dunnum

Division of Mammals - Field Notes and Catalogs

No abstract provided.


Specimen Catalog, Tom A. Collins Jan 1992

Specimen Catalog, Tom A. Collins

Division of Mammals - Field Notes and Catalogs

No abstract provided.


Taxonomic Differences Between Birds And Mammals In Their Responses To Chemical Irritants, Russell Mason, Larry Clark, Pankaj Shah Jan 1992

Taxonomic Differences Between Birds And Mammals In Their Responses To Chemical Irritants, Russell Mason, Larry Clark, Pankaj Shah

Larry Clark

Ninety-five products are registered with the u.s. Environmental Pro­ tection Agency as bird damage control chemicals, but 38 (40%) are non­ lethal chemical repellents (Eschen and Schafer, 1986). Of these products, the active ingredients in 27 (71%) are methiocarb (a physiologic repellent that acts through food avoidance learning) or polybutene (a tactile repel­ lent). In general, chemical repellents are effective either because of aversive sensory effects (irritation), or because of post-ingestional ma­ laise (sickness). If the former, then chemicals are usually stimulants of trigeminal pain receptors (i.e., undifferentiated free nerve endings) in the nose, mouth, and eyes (Mason and Otis, …


Specimen Catalog, Sandra L. Brantley Jan 1992

Specimen Catalog, Sandra L. Brantley

Division of Mammals - Field Notes and Catalogs

No abstract provided.