Sentences with word «mandible»

The new fossil — two inches of mandible with several teeth attached, assigned to the species Homo antecessor — is about 1.2 million years old.

The game makes good use of the 3DS» namesake feature, as Metroids hurtle through background scenery before bursting onto the front layer and charging our heroine with mandibles agape.

The lower mandible actually curves slightly up, which likely gives it the strength it needs to hold the tool.

These occur because when the body shape changes associated with developing large mandibles in males are transmitted to daughters it means a reduction in egg space.

Research published in Biology Letters in 2010 describes a 48 - million - year - old fossilized leaf from Germany that bears the distinctive scars of a bite from an ant's mandible on its main vein.

Bosma14 concurred in 1963, suggesting that «the tongue, lower lip, and mandible move in concert to draw the nipple into the mouth and to empty it rhythmically by a series of compressions in a front - to - back sequence.»

A collage of mandibles from extant and extinct Old World monkeys and apes that were included in the study.

Lovers over Fighters: The researchers showed that female choice targets male courtship rather than mandible size, and that the two traits are not physically or genetically correlated.

Another defining characteristic of the Timneh Grey is that it has a horn - colored upper mandible instead of a black one.

It is a campaign to encourage veterinarians and pet owners to «Flip the Lip» of their pets and look for abnormalities in the mouth, whether it be periodontal disease, fractured teeth, oral tumors, orthodontic misalignment of teeth, fractured maxillas (upper jaws), fractured mandibles (lower jaws), sympysis separations, especially in cats (left and right mandibular separation), gingivitis, stomatitis and tooth resorptive lesion.

Unlike its close relatives, the new species does not have pointed mandibles for chewing.

For example, the team found that many of the genetic differences were related to the biochemical function of metal ion binding, and metals are known to influence differences in pigmentation and mandible shape between the two T. cristinae ecotypes.

Some inner mandibles begin, but not so much from the coming defense, as from the adult life, which will follow then.

Analysis of several fossil specimens, following careful mechanical preparation and photographic work at the ROM, showed that Tokummia sported broad serrated mandibles as well as large but specialized anterior claws, called maxillipeds, which are typical features of modern mandibulates.

In most cases the adults of these species do not feed and have very poorly developed mandibles.

Meet the supersoldiers The species collected in New York, Pheidole morrisi, normally has two types of worker ants, according to Abouheif: minor workers, which are responsible for foraging, nursing, feeding eggs and larvae, and taking care of the queen; and soldier ants, which defend the nest and use their big mandibles to crack seeds harvested by the minor workers.

The giant bill of the chestnut - mandibled toucan makes up a third of the bird's body length, but thanks to a honeycomb structure, it's not as heavy as it looks.

Dental tissue and supporting structures of the second premolar of the right mandible after segmentation.

Some species of trap - jaw ants use their spring - loaded mandibles to hurl themselves out of harm's way when an ant - trapping predator stalks, researchers report in the journal PLOS ONE.

Researchers detected a feature of the ant's mandible joint that allows its jaws to lock open.

Larvae lack these mouth parts and instead possess powerful mandibles and mandibular teeth which are well - adapted for biting and chewing.

upper mandible instead of a black one.

Long story short, Doodles had a broken mandible and if she hadn't been under anesthesia it would not have been diagnosed as obviously the vet the day before, who did a thorough exam, did not detect the broken jaw.

The mostly complete cranium and mandible known as Skhul 5 was among the remains of 10 individuals found at the Israeli site.

A team of international researchers announced finding a complete cranium and associated mandible which casts the contentious discussion of early Homo in a new light.

Some puppies are born with an abnormally large forehead and broad mandible.

Congo African Greys boast shiny black beaks and bright red tail feathers, while the Tinmeh Greys have horn colored mandibles and tailfeathers of deep maroon.

Flea larvae, on the other hand, do possess mandibles and mandibular teeth.

The Kanam mandible quickly became a sensation.

A 2.8 - million - year mandible and a digital model of a key fossil paint a complicated picture of the genus Homo

«You'll often see a robber bee walking, and on each wing is a separate Jataí mandible,» says entomologist Christoph Grueter, who published the work with Menezes.

Females have much smaller mandibles.

It holds ribs the size of small logs and 6 - foot - long mandibles — modern bones similar to the subfossils Alter has studied.

The insects have broad, shieldlike faces and mandibles bristling with sharp teeth, such as Eurhopalothrix procera (pictured above), and none are longer than 2.5 millimeters.

To generate the necessary force, they prop apart their large, pincerlike mandibles with a latch on their heads, tense their muscles, and release the latch.

From their first excavation, they claimed to have discovered several pieces of a humanlike skull, an apelike mandible, some worn molar teeth, stone tools, and fossilized animals.

To build the requisite mandible power, extreme eaters chew bubble gum and gnaw frozen Tootsie Rolls.

The trap - jaw's gigantic mandibles protrude to the sides, giving it the look of a hammerhead shark.

«Airway reconstruction for specialized cases is a technically demanding procedure that often involves carving cartilage to support and expand a reconstructed trachea,» says Zopf, who has helped develop high fidelity models for ear reconstruction, cleft lip, and mandible surgery.

The newly described mandible is an important find, says Nicholas Pyenson, a vertebrate paleontologist at the Smithsonian Institution's National Museum of Natural History in Washington, D.C.. Although today's whales, dolphins, and porpoises have a variety of feeding styles, it's clear that the ancestors of all whales were suction feeders, he notes.

Few potential victims stand a chance against the formidable mandibles of a trap - jaw ant.

The microscopic mandibles of a fruit fly, for one.

Hope's hefty mandibles are open and she is off - centre to recreate the moment when blue whales corkscrew in to capture krill.

Back in their labs, scientists led by biochemist Robert Hanus of the Academy of Sciences of the Czech Republic in Prague went on to show that the blue termites always had shorter, worn - down mandibles than others from the same species, indicating that they were older.

The birds annoy their prey by poking around the grub's large, sensitive mandibles.