Ontogenetic prey change and food habits of two sympatric Texas Ranids : the Southern Leopard frog, Rana sphenocephala, and the Bronze frog, Rana clamitans clamitans /

average snout-to-vent (SVL) length (p=0.0004 and p=0.03).

Bibliographic Details
Main Author: McKnight, Jenna L.
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1996.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:average snout-to-vent (SVL) length (p=0.0004 and p=0.03).
bottomiand in Tyler Co., TX. Prey items were obtained
clamitans, were collected during June, July, August, and
demonstrated by the Orders Lepidoptera, Orthoptera, and
diet composition and tested for the existence of ontogenetic
diets. Temporal patterns in the frequency of ingestion were
Diplopoda.
formula for the volume of a cylinder. Both frogs were
Neither frog showed positive correlation for the number of
overlapped by 60.3% and Gastropods made up the bulk of both
positively correlated for average prey volume compared to the
prey changes. Onehundred-thirty-one Southern Leopard frogs,
prey ingested to the average SVL (p= 0.22 and p= 0.39). Diets
Rana sphenocephala, and 71 Bronze frogs, Rana clamitans
September of 1995 from a seasonally-flooded, mixed-hardwood,
The food habits of two sympatric Ranids were investigated for
through stomach flushing and volumes measured Using the
Item Description:"Major subject: Wildlife and Fisheries Sciences".
Vita.
Physical Description:ix, 44 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.