Many species of ranid anurans overwinter in aquatic habitats such as streams, ponds, and lakes, but little is known about their behavior or location when submerged. Six adult bullfrogs (Rana catesbeiana) at two small ponds ...

The immunogenicity of individual diethylnitrosamine (DEN)-induced forestomach carcinomas in female BALB/c mice was investigated following in vitro and in vivo cultivation. Of the five transplantable tumor lines studied, ...

Herbarium specimens are useful resources in documenting the botanical component of the earth's biological diversity. The Kent State University Herbarium (KE) contains 63,000 specimens of vascular plants. Ohio specimens, ...

Surveys of vascular plants in Cedar Bog State Memorial were conducted from 1990 through 1992 as part of a larger ecological study by the Ohio Department of Natural Resources. Cedar Bog is a fen, or alkaline bog, containing ...

In order to understand more clearly what factors limit the reproductive success of primary cavity-nesting birds, it is important to examine and compare the nest-site characteristics of sympatric species in a variety of ...