Sentences with phrase «percent of its amphibian»

A Panamanian park has lost around 40 percent of its amphibian species in the past decade, with some dying out before biologists had even learned of their existence, according to research published July 19 in the Proceedings of the National Academies of Science.

The researchers cited an estimate by the International Union for Conservation of Nature that more than 41 percent of all amphibian species and 26 percent of all mammals are at high risk of extinction.

For example, recent work suggests that up to 41 percent of bird species, 66 percent of amphibian species, and between 61 percent and 100 percent of corals that are not now considered threatened with extinction will become threatened due to climate change sometime between now and 2100 (Foden et al., 2013; Ricke et al., 2013), and that in Africa, 10 - 40 percent of mammal species now considered not to be at risk of extinction will move into the critically endangered or extinct categories by 2080, possibly as early as 2050 (Thuiller et al., 2006).

Not exact matches

Surveys of amphibian and reptile populations stretch back to 1970 and, by compiling this data, Whitfield and his colleagues detected a calamitous decline that no one had noticed: a 75 percent drop in the total amount of amphibians over that 35 - year period.

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.

«We show that even if deforestation had completely halted in 2010, time lags ensured there would still be a carbon emissions debt equivalent to five to ten years of global deforestation and an extinction debt of more than 140 bird, mammal, and amphibian forest - specific species, which, if paid, would increase the number of 20th century extinctions in these groups by 120 percent,» says Isabel Rosa (@isamdr86) of the Imperial College of London.

This brings the total loss of amphibian lineages to 41 percent.

They found that 33 percent of all the branches in this evolutionary tree are gone — El Copé has lost 33 percent of the total history of all its amphibians.

The authors of the new study found that 85 percent of world's 4,118 threatened mammals, birds, and amphibian species are not adequately protected in existing national parks, and are therefore vulnerable to extinction in the near term.

About 80 percent of threatened birds, 75 percent of threatened amphibians, and 19 percent of threatened corals are considered «susceptible» to climate change in the future owing to their specialized habitat needs, physiological limitations, or other factors.

He ponders nighttime oddities of nature, such as the Texas blind salamander, a cave - dwelling semitranslucent amphibian that has no need for night vision — a trait that it apparently shares with about 40 percent of Americans, who, being bombarded with light pollution, never use theirs.

We found that the giant panda's geographical range overlaps with 70 percent of forest bird species, 70 percent of forest mammals, and 31 percent of forest amphibian species found only in mainland China.»

Finding such a plethora of frogs — despite the fact that Sri Lanka has already lost 95 percent of its original rain forest habitat — puts the island's amphibian diversity on par with that of tropical islands nearly 10 times its size, such as Borneo and Madagascar.

The park protects more than 400 species of birds (20 are endemic), 116 of amphibians and reptiles, and 139 of mammals — representing 10 percent of the mammals in the Americas — on only 0.000101777 percent of the landmass.

By some scientific estimates, up to 40 percent of the world's 7,000 or so amphibian species are at risk of extinction in coming decades.

«Nearly half of amphibian species, a third of corals, a quarter of mammals, a fifth of all plants and 13 percent of the world's birds are at risk of extinction, according to the «Red List» compiled by the International Union for Conservation of Nature (IUCN).»]

Forty - three percent of those surveyed said they own a cat, 9 percent own a bird, reptile, amphibian, arthropod, small mammal, or miniature horse, 8 percent a fish and 5 percent own a farm animal.