Sentences with phrase «animal fossils found»

Not exact matches

The remains of ancient animal fossils have been found and dated.

As a Christian, I absolutely believe God began the human race in the Garden of Eden... as a discerning intelligent human being, I can not deny the facts found in carbon dating studies of ancient fossil remains... if God can creat man, he can also allow for investigation and confirmation of planet plant and animal life, the upheaval of mountains, and history of the sea.

One problem early paleontologists faced was that they were limited to merely looking at a fossil and finding a living animal to compare it with visually.

The Dinosaur Renaissance The team, based near Bridger, Mont., and led by John Ostrom, found numerous fossils of an animal he would later name Deinonychus antirrhopus.

To start, the trio butchered a sheep carcass with sharp stone flakes and found that the cutmarks indeed resembled those found on two different Australopithecine fossil arm bones — one dating to 4.2 million years ago and the other to 3.4 million years ago — as well as 2.5 - million - year - old animal bones discovered near the known stone tools in the Olduvai Gorge.

The biologists behind the new research findings synthesized decades of studies on fossil beetles, focusing on beetles associated with the dung of large animals in the past or with woodlands and trees.

The shell was dug up in Trinil, Indonesia, in the 1890s by Dutch geologist Eugene Dubois, and was one of many fossil finds in the area, including bones of Homo erectus and several animals.

If paleontologists encounter vascular channels in dinosaur fossils, they might also find nematodes, or roundworms, that lived off the animals» internal organs.

It was found among fossils of ammonites and squid - like belemnites, and its tooth wear patterns suggest it predated such hard, abrasive animals.

But this research, which has been published in Nature Ecology and Evolution, shows these trace fossils pre-date similar animals currently found in the fossil record.

«It is quite rare we find fossils from land animals in this region during this time, but each one provides important information for what life was like then.»

Dr Russell Garwood, from Manchester's School of Earth and Environmental Sciences, said: «This is an especially exciting find due to the age of the rocks — these fossils are found in rock layers which actually pre-date the oldest fossils of complex animals — at least that is what all current fossil records would suggest.»

Researchers have found one of the oldest and most detailed fossils of the central nervous system yet identified, from a crustacean - like animal that lived more than 500 million years ago.

«The more of these fossils we find, the more we will be able to understand how the nervous system — and how early animals — evolved,» said Ortega - Hernández.

Microscopic fossil burrows found in ancient rocks reveal that small worm - like animals existed more than half a billion years ago

Although fossils of the two species of marine worm, Cricocosmia jinnigensis and Mafangscolex sinensi, have been found before, these are the first reported examples to show other animals attached to them.

Wear patterns suggest its owner chewed on hard or bony animals like the frogs and turtles whose fossils were found in the same quarry in Queensland, Australia (Journal of Vertebrate Paleontology, vol 33, p1).

In one of the most remarkable fossil finds of the century, Andrei Sher and his colleagues at the Severtsov Institute of Evolutionary Animal Morphology and Ecology in Moscow have discovered teeth and bones of «modern» mammoths (see this week's Nature).

An unusual fossil find is giving scientists new ideas about how some of the earliest animals on Earth came to dominate the world's oceans.

Other fossils found in Mongolia also seem to belong to this new species, and further flesh out the life history of these animals.

«We expect to find fossils of animals that have persisted from more ancient times, and I'm hopeful we will one day find the ancestral type of both the mandibulate and chelicerate nervous system ground patterns.

McCrea's research suggests that the skin ridge patterns found in some footprint fossils are unique to particular groups of animals.

The old hypothesis hinged upon the fact that many of the early mammal fossils that had been found were from small, insect - eating animals — there didn't seem to be much in the way of diversity.

A perfectly preserved amber fossil from Myanmar has been found that provides evidence of the earliest grass specimen ever discovered — about 100 million years old — and even then it was topped by a fungus similar to ergot, which for eons has been intertwined with animals and humans.

For her PhD, Viglietti studied the fossil - rich sediments present in the Karoo, deposited during the tectonic events that created the Gondwanides, and found that the vertebrate animals in the area started to either go extinct or become less common much earlier than what was previously thought.

Ward's latest findings are a case in point: Though his 2000 report on South African plant fossils showed signs of an abrupt extermination at the P - T boundary, his new analysis of animal fossils suggests that a gradual extinction preceded that ultimate burst of fatalities.

Small fossils about 220 million years old found along steep red slopes in Colorado represent a near - relative of modern animals called caecilians, says vertebrate paleontologist Adam Huttenlocker of the University of Southern California in Los Angeles.

The new period takes its name from Ediacaran fossils, remains of the oldest - known complex animal life, that were found in abundance in the Ediacaran Hills of South Australia.

Ankylosaur fossils in North America are found in river channel deposits, and in the Late Cretaceous Period these animals would have been living along a coastline of what is known as the Western Interior Seaway.

As the researchers sifted through the soil, the magnitude of the find slowly became clear: The canyon revealed a trove of thousands of animal and plant fossils that were more than 1.4 million years old.

Previously only a single species of prehistoric octopus had turned up in the fossil record, so the new finds represent an explosion of information about the animals» history.

The cache of more than 200 fossil eggs found with bones of juvenile and adult animals in northwestern China suggests to some researchers that pterosaur parents may have cared for their newly hatched young.

His idea sounds simple enough: Look hard at the bones of modern animals to study the tiny marks that soft tissues make on bones, and see if such subtle marks can be found on dinosaur fossils as well.

Finds such as the newly discovered Birgeria species and the fossils of other vertebrates now show that so - called apex predators (animals at the very top of the food chain) already lived early after the mass extinction.

«WE THINK we have found the oldest fossil animals in Earth history,» says Adam Maloof.

Mark Purnell and colleagues at the University of Leicester have found the most complete conodont fossil to date, and used it to reconstruct the animal's anatomy.

The researchers, from North Carolina State (NC State) University and the North Carolina Museum of Natural Sciences, both in Raleigh, say the newly analyzed fossil — parts of a skull, spine, and upper forelimb found in central North Carolina — represents one of the earliest examples of crocodylomorphs, a group of crocodilelike animals who ruled Earth in the Late Triassic.

Not only did the researchers find the fossils among the remains of undeniably aquatic animals — such as fish, sea lions, dolphins, and whales — but also this sloth had the bones of a swimmer.

The fossils of tiny marine animals found in Canada this year may hold the key to how life evolved from microbes to humans.

«Based on the animals» morphology and the sediments they were found in, we are certain that we are indeed dealing with the oldest known fossil sea turtle,» adds Cadena in summary.

Paleontologists often find fossils in a jumble containing many species» remains, and then struggle with the question of whether the mixed bones represent the community as it existed when the animals lived.

After comparing fossils of 78 species of carnivores that lived during five different periods of time between 3.5 million years ago (when large carnivores were at their peak) and 1.5 million years ago, Werdelin found that all but six of 29 species of large carnivores (animals that weighed more than 21.5 kilos) had gone extinct in that time.

The cache of more than 200 fossil eggs found with bones of juvenile and adult animals in northwestern China is «one of the most extraordinary fossil [finds] I've ever seen,» says David Unwin, a paleontologist at the University of Leicester in the United Kingdom, who was not involved in the work.

«Because fossils of so many diverse families of animals are to be found in Kuwajima, we'd like to keep investigating the site to uncover things not just about individual species, but also about entire ecological dynamics.»

One of the chapters in the book is about this recent finding in the Arctic by Neil Shubin and Ted Daeschler and Farish Jenkins; this spectacular transition from fish to four - legged land animal, exactly right, filling part of sort of the periodic table, of the fossil record and knowing where to look, what age rock to look in, and of course, a pretty big element of luck.

The findings, published online today in the journal Current Biology, resolve «Darwin's dilemma»: the sudden appearance of a plethora of modern animal groups in the fossil record during the early Cambrian period.

«Our findings validate the use of tooth wear for understanding diet of fossil animals.

April 6, 2006 Newly found species fills evolutionary gap between fish and land animals Paleontologists have discovered fossils of a species that provides the missing evolutionary link between fish and the first animals that walked out of water onto land about 375 million years ago.

«Today, we can only find fossil remains of this tortoise, which reached a length of about half a meter,» says Professor Uwe Fritz, director of the Senckenberg Natural History Collections in Dresden, and he continues, «For the first time, we examined the Bahama Tortoise's genetic material and were able to determine that these animals, who became extinct approximately 850 years ago, were closely related to Galapagos Tortoises and the Chaco Tortoise from South America.»

If fact, some researchers believe a larger number of species are to be found in the Wheeler and Marjum Formations of Utah than in the Burgess Shale, though the fossils of soft - bodied animals in Utah are far less abundant and limited to relatively few horizons.