Sentences with phrase «old museum specimens»

Researchers from North Carolina State University have found that century - old museum specimens hold clues to how global climate change will affect a common insect pest that can weaken and kill trees — and the news is not good.

By the time it was formally named in 1901 — using a decades - old museum specimen — Pseudemydura umbrina was presumed extinct.

Researchers at the University of California, Berkeley, successfully cloned and sequenced two fragments of mitochondrial DNA from a 140 - year - old museum specimen of a quagga, an extinct relative of zebras, demonstrating that genetic material could survive and be recovered from the remains of long - dead animals.5

Not exact matches

On Thursday, the museum — which bills itself as the oldest in Chicago — will turn out some of its rarer animal specimens, including a small rodent called a southern rock vole and two specimens of prairie chicken, a species whose population has rapidly declined due to habitat destruction.

Seven and eight year old campers will develop their science skills as they collect, compare, and classify all sorts of living and non-living specimens in and around the Nature Museum.

It can be difficult to find material that is reliably documented from pre-Dynastic Egypt, but textile expert Jana Jones of Australia's Macquarie University managed to identify the perfect specimen at the Bolton Museum, north of Manchester, England: fragmentary funerary wrappings more than 6,000 years old, collected in the early 20th century from a region of Upper Egypt.

Suddenly, things are looking up: Pääbo recently declared he has found nuclear DNA (the global kind) in a 45,000 - year - old Croatian Neanderthal museum specimen and has sequenced a million base pairs of it.

Since all specimens, some very old, will come from museum collections, their external shape may be deformed.

Smithsonian researchers stumbled upon Bassaricyon neblina, also known as the «olinguito,» while riffling through museum specimens and old field notes in search of information about other members of the Bassaricyon genus — commonly known as olingos.

A 15 million year - old fossil sperm whale specimen from California belongs to a new genus, according to a study published December 9, 2015 in the open - access journal PLOS ONE by Alexandra Boersma and Nicholas Pyenson from the Smithsonian's National Museum of Natural History.

Martel and Pasmans detected the fungus in samples of salamanders that other researchers had collected in Thailand, Vietnam, and Japan — including a museum specimen more than 150 years old — but not in salamanders from other parts of the world.

Its likely origins are in Asia — researchers found the fungus in Chinese museum specimens that are up to 150 years old — and it was probably spread to Europe by the pet trade.

Fortunately, the Robert S. Peabody Museum in Andover, MA, took excellent care of the ancient maize specimen — one of the five oldest known in the world — for decades.

The researchers compared the wings of the earliest known bat fossil, a 50 - million - year - old specimen housed at the American Museum of Natural History in New York City, with those of three other species of extinct bats and 10 species of modern bats.

If the technique proves successful (such as with the passenger pigeon), it might be applied to the many other extinct species that have left their ancient DNA in museum specimens and fossils up to 500,000 years old.