93 results found

Search Results for: amphibians

Mosquitofish threaten amphibians

Sometimes you have to prove the obvious to get something done. The mosquitofish is being distributed around the world to... Read More

Comparative Hearing: Fish and Amphibians

Comparative Hearing: Fish and Amphibians         ... Read More

Climate Change May Threaten Species Of Amphibians And Reptiles In Southwestern Europe

Projected climate change could trigger massive range contractions among amphibian and reptile species in the southwest of... Read More

Chordata

Chordata Definition What is Chordata? Chordata is the phylum of the animal kingdom that includes a large number of animal... Read More

Global Map Shows New Patterns Of Extinction Risk

The most detailed world map of mammals, birds and amphibians ever produced shows that endangered species from these groups... Read More

No Single Reason For Amphibian Decline

MUNCIE, Ind. -- The mystery surrounding the gradual disappearance of amphibians around the globe is baffling many... Read More

Global Map Shows New Patterns Of Extinction Risk

Global richness maps for threatened species of birds, mammals and amphibians. Colour gradients are linear with... Read More

Popular Weed Killer Feminizes Native Leopard Frogs Across Midwest

Berkeley - Native male leopard frogs throughout the nation's Corn Belt are being feminized by an herbicide, atrazine, used... Read More

Large Areas Of Conservation Land Needed To Save Small Frogs, Turtles And Other Marine Species

A new study found that 20 percent of threatened amphibians, and no less than 40 percent of threatened... Read More

Animal

Animal Definition An animal (plural: animals) refers to any of the eukaryotic multicellular organisms of the biological... Read More

New study points to agriculture in frog sexual abnormalities

GAINESVILLE, Fla. --- A farm irrigation canal would seem a healthier place for toads than a ditch by a supermarket parking... Read More

Gamete

Definition of Gamete What is a gamete? A gamete is the mature reproductive or sex cell that contains a haploid number of... Read More

Climate Change: Pushing Species To The Brink

Thirty-five percent of the world’s birds, 52 percent of amphibians and 71 percent of warm-water reef-building corals are... Read More

Amphibians

Amphibian (Science: zoology) Of or pertaining to the Amphibia; as, amphibian reptiles. (Science: zoology) One of the... Read More

Ecosystem

Ecosystem Definition An ecosystem is a system consisting of biotic and abiotic components that function together as a unit.... Read More

Asexual reproduction

Asexual Reproduction Definition What is asexual reproduction? Asexual reproduction is a mode of reproduction that does not... Read More

Amphibian

A flat-bottomed motor vehicle that can travel on land or water.An airplane designed to take off and land on... Read More

Branches of Biology

'''Anatomy - study of the animal form, particularly human body Astrobiology - branch of biology concerned with the effects... Read More

First-Ever Comprehensive Global Map Of Freshwater Systems Released

May 2008 — Over a decade of work and contributions by more than 200 leading conservation scientists have produced a... Read More

Northern Africa and biodiversity

Northern Africa and biodiversity Content Partner: United Nations Environment Programme (other articles) Article Topics:... Read More

Boston University biologists discover amphibian eggs use defenses against water molds

(Boston) - Boston University (BU) scientists have discovered that several species of amphibians use defense mechanisms to... Read More

Temporal response of the tiger salamander (Ambystoma tigrinum) to 3,000 years of climatic variation

Temporal response of the tiger salamander (Ambystoma tigrinum) to 3,000 years of climatic variation Judsen E Bruzgul1, Webb... Read More

Sexually active fungus "bad news" for frogs

  BEIJING, Aug. 7 (Xinhuanet) -- Frogs and amphibians worldwide are being pushed to the brink of extinction by a... Read More

High dispersal in a frog species suggests that it is vulnerable to habitat fragmentation

High dispersal in a frog species suggests that it is vulnerable to habitat fragmentation W. Chris Funk1, *†, Allison E.... Read More

Mosquito control

Definition noun A method of controlling the mosquito population, especially those that are carriers of disease, by chemical,... Read More

Anallantoidea

Anallantoidea (Science: zoology) The division of vertebrata in which no allantois is developed. It includes amphibians,... Read More

Three-chambered heart

Three-chambered heart congenital abnormality in which there may be a single atrium with two ventricles or a single ventricle... Read More

Septomaxillary

septomaxillary (Science: anatomy) Of or pertaining to the nasal septum and the maxilla; situated in the region of these... Read More

Ranavirus

ranavirus A genus of iridoviridae which infects amphibians. It is non-pathogenic for its natural host, rana pipiens, but is... Read More

Reptile

reptile 1. (Science: zoology) An animal that crawls, or moves on its belly, as snakes, or by means of small, short legs, as... Read More

Plerocercoid

plerocercoid A stage in the development of a tapeworm following the procercoid stage, which develops in an animal serving as... Read More

Metamorphosis

Definition noun, plural: metamorphoses (1) (biology) A change in the form and often habits of an animal after the embryonic... Read More

Roe

roe (Science: zoology) A roebuck. See Roebuck. The female of any species of deer. Origin: OE. Ro, AS. Rah; akin to D. Ree,... Read More

Molting

Molting Casting Off Feathers, Hair, or Cuticle. Molting is a Process of Sloughing or Desquamation, especially the Shedding... Read More

Epipubis

Epipubis Origin: NL, epi- - pubis. (Science: anatomy) a cartilage or bone in front of the pubis in some amphibians and other... Read More

Osteichthyes

Definition noun A taxonomic superclass of a diverse group of fish that have skeletons composed primarily of bone... Read More

Mauthner neuron

Mauthner neuron (Science: biology marine biology) large neuron in the mesencephalon of fishes and amphibians. A rare example... Read More

Flatworm

Definition noun, plural: flatworms Any of the worms (e.g. tapeworms, trematodes, planarians, etc.) belonging to the phylum... Read More

New Zealand’s Unique Fauna

By: Maria Victoria Gonzaga In the previous lesson, we learned about the high biodiversity of New Zealand and how... Read More