Sentences with phrase «many other amphibian»

Symbiotic bacteria may help frogs and other amphibians ward off the chytrid fungus plague wiping out populations worldwide

Unusually for an infectious disease even at very low rates of infection, and in the absence of the dramatic die - offs witnessed in other amphibian populations impacted by this disease, infected populations of Darwin's frogs are destined for extinction.»

Right now, at least 2,000 frogs, salamanders and other amphibians are in danger of going extinct, according to a survey by biologists David Wake and Vance Vredenburg, writing in the Proceedings of the National Academy of Sciences USA.

Several species of frogs, salamanders, toads and other amphibians around the world have gone extinct or are disappearing («Decline and fall of the amphibians», New Scientist, 27 June 1992).

They are cold - weather frogs with a range that extends farther north than other amphibians.

Frogs and other amphibians, meanwhile, are battling a killer fungus of their own.

Frogs and other amphibians gauge ambient oxygen concentrations through their skin, but nobody had ever checked to see if mammals had the same ability.

THERE is hope for frogs and other amphibians being wiped out by the killer chytrid fungus.

The second change involved in the transition to frogs and toads from other amphibians was in the sacral ribs, broad bones attached to a vertebra which in most land - living vertebrates fit below and inside the pelvis to hold it fixed relative to the backbone.

Nevertheless, Carroll says that even earlier fossils will have to be discovered to determine exactly when the ancestral frogs split from the lineage of other amphibians.

Frogs, salamanders, and other amphibians aren't known as faithful lovers.

Studies on other amphibian species have revealed strong effects of this type, and Jayna has discovered that the same thing happens with cane toads.

Frogs, for example, are a critical part of the forest ecosystem, living with salamanders and other amphibians in vernal pools.

There are only two known living specimens, both refugees from a place in Panama devastated — like so many other amphibian habitats — by the spreading chytrid fungus.

In the United States, no agency directly regulates imports of salamanders or other amphibians.

Not exact matches

Other indications of evolution are too numerous to actually list in full, but a few might be the clear genetic distinction between Neanderthals and modern man; the overlapping features of hominid and pre-hominid fossil forms; the progressive order of the fossil record (that is, first fish, then amphibians, then reptiles, then mammals, then birds; contradicting the Genesis order and all flood models); the phylogenetic relationships between extant and extinct species (including distributions of parasitic genetic elements like Endogenous Retroviruses); the real time observations of speciation in the lab and in the wild; the real time observations of novel functionality in the lab and wild (both genetic, Lenski's E. coli, and organsimal, the Pod Mrcaru lizards); the observation of convergent evolution defeating arguments of common component creationism (new world v. old world vultures for instance); and... well... I guess you get the picture.

June 4, 2013 — The first amphibian to have been officially declared extinct by the International Union for Conservation of Nature (IUCN) has been rediscovered in the north of Israel after some 60 years and turns out to be a unique «living fossil,» without close relatives among other living frogs.

During the flooding period, the network of irrigation canals and the organic paddy fields close to lagoons become a crucial link between marine and river environments, and provide an important habitat for many species of fish and amphibians, such as damnbusia (Gambusia holbrooki), carp (Cyprinus carpio), fartet (Lebias ibera - an endemic fish of the western Mediterranean Sea), coruna frog (Rana perezi), and others.

These activities can have harmful environmental effects including draining of wetlands, destruction of amphibians and reptiles by heavy equipment, erosion and sedimentation, and other, permanent or long - term alterations of productive wildlife habitat.

Tuesday we talked about different kinds of amphibians and how to distinguish an amphibian from other critters.

Other wildlife found here include a variety of amphibians, reptiles, and mammals such as painted turtles, Fowler's toads, red fox, river otters, and at least 24 species of dragonflies and damselflies.

Guided by Karen Glennemeier, a Shedd conservation ecologist who specializes in amphibians, Ford volunteers helped clear sugar maple trees that were preventing important other native species from prospering.

The 1998 EU Council Directive 98/58 on the protection of animals kept for farming purposes set out minimum common standards of protection for animals of all species, including fish, reptiles, or amphibians, kept for the production of food, wool, skin, fur, or for other farming purposes.

ALBANY — Even as negotiations over rent regulations, the 421 - a housing program, and other issues remain unresolved, the State Senate on Wednesday passed a measure that would designate the wood frog as the official state amphibian.

Though there were no fences in the Permian, climatic conditions conspired to corral Bunostegos — along with several other reptiles, amphibians, and plants — and keep them constrained to the central area of the supercontinent.

Common garter snakes, along with four other snake species, have evolved the ability to eat extremely toxic species such as the rough - skinned newt — amphibians that would kill a human predator — thanks to at least 100 million years of evolution, according to Joel McGlothlin, an assistant professor of biological sciences in the College of Science and a Fralin Life Science Institute affiliate.

The research team found that when it increased levels of E-NTPDase2 in tadpole embryos that consisted of only eight cells, they could cause parts of the eye to form not only on the heads of the amphibians, but also in tissues in other parts of their bodies, including their tails.

Amphibians are going extinct faster than any other group of organisms.

Protecting amphibians against chytrid may be tricky, if not impossible — attempts to immunize the animals would last only a single generation, and fungicides could kill beneficial types and have other unintended consequences.

Biodiversity, including small predators such as dragonflies and other aquatic bugs that attack and consume parasites, may improve the health of amphibians, according to a team of researchers.

«Hence, our findings offer hope that amphibians and other wild animals threatened by fungal pathogens — such as bats, bees, and snakes — might be capable of acquiring resistance to fungi and thus might be rescued by management approaches based on herd immunity.»

Amongst the other fossil discoveries are fossil plants, insect traces, clams, fishes, amphibians, lizards, turtles, crocodiles, and mammals.

Haq and Rehmani have also asked other museums for mammals, reptiles, and amphibians.

About 40 percent of the bird species listed by the IUCN didn't make the ESA list, and over 80 percent of other groups like fish, amphibians and insects.

Threats to wildlife survival, such as habitat loss and climate change, tend to strike some species harder than others, and the threat of chytrid, a deadly amphibian fungus, appears to be no different.

Now the same team have screened over 5,000 amphibians from four continents to ascertain the threat the new disease presents to other species.The results, published today in the journal Science, show that B. salamandrivorans is very dangerous to salamanders and newts, but not to frogs, toads and snake - like amphibians called caecilians.

A new study by WCS and other groups offers a glimmer of hope for some amphibian populations decimated by the deadly chytrid fungus: climate change may make environmental conditions for the fungus unsuitable in some regions and potentially stave off the spread of disease in African amphibian populations struggling to adapt to changes brought about by global warming.

The amphibians» true distinctiveness, however, was revealed by genetic tests; their DNA is very different from that of other toads.

A new study by WCS and other groups offers a glimmer of hope for some amphibian populations decimated by the deadly chytrid fungus.

«Our paper provides a foundation for continuously improving amphibian conservation at Mount Oku, as well as other mountains in Cameroon,» conclude the authors.

However, other studies suggest there were originally around 70 amphibian species in this area, of which 50 were hit by chytrid.

«We know that other animals use polarisation patterns in the sky, and we have at least some idea how they do it: bees have specially - adapted photoreceptors in their eyes, and birds, fish, amphibians and reptiles all have cone cell structures in their eyes which may help them to detect polarisation,» says Dr Richard Holland of Queen's University Belfast, co-author of the study.

Scientists have long been puzzled over why some species of amphibians are on the decline while others stay healthy.

We have a high diversity of amphibians and other species that are going to struggle.»

These include how the fungus survives in places without amphibian populations and whether other species are spreading the fungus.

However, there was not a strong multicollinearity between velocity and our other predictor variables (tolerance values for velocity: amphibians = 0.51, mammals = 0.49, birds = 0.52, values differ due to the use of different predictor variable subsets).

They were confined by their own novel physiology, which differed from other reptiles and amphibians and limited where they could live.

Besides these bats (and it's not known whether other species of bat can do this, too), researchers have found that certain insects, birds, reptiles, and amphibians can navigate using polarized light.

Representatives of this group of viruses, the minister adds, have been found in insects, amphibians, reptiles, fish and algae in different parts of the world, but so far no other link has been established between them.

They're where Lips and other scientists set up a disaster watch as they realized that Bd, short for Batrachochytrium dendrobatidis, was sweeping through Central America, killing many amphibians in its path.