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Results 1 - 10 from 11 for amphibian abnormalities in 0.435 sec.

FROGLOG 28
Michoacán, Mexico Amphibians & Crassula helmsii New Amphibian Parasites From Sri Lanka Education Working Group Report Experts Seek Consensus on Causes of Amphibian Abnormalities DAPTF Rapid Response Fund DAPTF BOARD ... Keynes, MK7 6AA, United Kingdom. E-mail: DAPTF@open.ac.uk The Declining Amphibian Populations Task Force (DAPTF) is based at the Open University Ecology and Conservation Research ...
www.open.ac.uk

FROGLOG 24
Amphibian Populations Task Force of the World Conservation Union's Species Survival Commission November 1997, Number 24 Table of contents The DAPTF in Prague World Congress Resolution Report from Amazonia Amphibian Abnormalities ... Keynes, MK7 6AA, United Kingdom. E-mail: DAPTF@open.ac.uk The Declining Amphibian Populations Task Force (DAPTF) is based at the Open University Ecology and Conservation ...
www.open.ac.uk More from this site

Our Stolen Future: Trematode parasites cause some frog deformities
PTJ, KB Lunde, EG Ritchie, AE Launer. 1999. The Effect of Trematode Infection on Amphibian Limb Development and Survivorship. Science 284: 802. This paper establishes experimentally and through field ... Ribeiroia. They found that as the number of parasites per tadpoles rises, the percentage of abnormalities increases while survival decreases. adapted from Johnson et al. 1999 Johnson et al. show ...
www.ourstolenfuture.org

Hop to It - Irish Frog Survey - What Kills Frogs?
Herpetologists blame increasing UV radiation levels and the resulting damage to the ozone layer for amphibian declines since 1989. UV radiation damages DNA causing cell mutations and death. Frogs have ... destroys the skin pigment keratin in amphibians. Frogs infected appear emaciated and lethargic, often with abnormalities of the skin or eyes. The fungus has caused the extinction of the Costa Rican ...
ipcc.ie

Gordon Research Conferences - 2004 Program (Environmental Endocrine Disruptors)
Werner Kloas (Leibniz Institut of Freshwater Ecology, Germany) Endocrine disruption in amphibian Coffee break Charles R. Tyler (University of Exeter, UK) Molecular approaches to ... effects mammary gland function Coffee break Robert Moore (University of Wisconsin) Region-specific abnormalities in urogenital sinus and prostate development in TCDD-exposed mice Chiharu Tohyama (National ...
grc.org

On-Line Publications - Western Toad
Little Pine Creek. Of the approximately 20 toads present, females predominated. My previous experience observing amphibian breeding congregations indicated that this was unusual--normally there are more males than females--but ... park to study the toads and test a few if we found evidence of reproductive abnormalities. I visited the park twice a week from February through June. I found normal breeding ...
mdia.org

About Cal/Ecotox
USEPA's efforts by including information for 62 California mammal, bird, reptile and amphibian species. In addition to exposure factors, toxicological data for population-level to ... -Development: Any aspect of prenatal or postnatal development of offspring. Adverse effects include abnormalities (terata), changed sex ratios and otherwise altered development and developmental rates. -Physiology: Any ...
oehha.org

USGS National Wildlife Health Center - Publications - Quarterly Reports
Tularemia Disease Emergence and Resurgence Fact Sheets Field Manual of Wildlife Diseases Amphibian Research Procedures Necropsy Manuals Quarterly Mortality Reports Wildlife Health Bulletins Coral Histopathology ... , and viral cultures produced no significant results. Histological examination showed no significant abnormalities other than large numbers of protozoal parasites of the genus Henneguya and ...
www.nwhc.usgs.gov

atrazine and the threat to frogs
United States and find that 10–92% of males show gonadal abnormalities such as retarded development and hermaphroditism. These results are supported by laboratory observations, ... , MABLE TSUI, ANHTHU HOANG, CATHRYN HAEFFELE & AARON VONK Laboratory for Integrative Studies in Amphibian Biology, Museum of Vertebrate Zoology, and Department of Integrative Biology, University of California, ...
ibiblio.org

Our Stolen Future: About those deformed frogs
There were significant levels of deformity in every species. The most severe abnormalities--the worst yet seen anywhere in Minnesota--occurred among the mink frogs. The mink ... what mechanism is far from resolved. Press coverage... Two websites that monitor ongoing research: Amphibian deformities Minnesota Pollution Control Agency For an excellent overview of the search for the ...
ourstolenfuture.org