Sentences with phrase «grivellea robustus»

The A. robustus did not so evolve, and eventually became extinct.

Here is a photograph of a Sydney funnel - web spider, Atrax robustus: I won't explain the biology of this delightful animal here — you may read about it at Wikipedia in greater arachnological detail.

One display case contains the casts of an array of hominid skulls: the robust, massive - jawed 1.6 - million - year - old Paranthropus robustus from Swartkrans, South Africa; the flat - faced 1.7 - million - year - old Paranthropus boisei from East Turkana, Kenya; the tiny skull and fossilized brain of the 2.5 - million - year - old Taung child, or Australopithecus africanus, found at Sterkfontein, South Africa.

Two South African hominids from between roughly 1 million and 3 million years ago, Australopithecus africanus and Paranthropus robustus, show lower rates of tooth chipping than H. naledi, at about 21 percent and 13 percent, respectively, the investigators find.

Enzymes are the powerhouses behind biological chemistry, and the fungi discovered by O'Malley's group — like Anaeromyces robustus (named after the gray whale, partially based on how it looks under the microscope)-- have unusual and desirable characteristics, particularly the ability to transform lignocellulose from plants into sugars.

Using ancient DNA from 281 individual moas from four different species, including Dinornis robustus (at 2 meters, the tallest moa, able to reach foliage 3.6 meters above the ground), and radiocarbon dating, Allentoft and his colleagues set out to determine the moas» genetic and population history over the last 4000 years.

The researchers found that new neurons arose in the higher vocal centre (HVC) and grew extensions (axons) 3 millimetres long — long enough to reach another brain region, the nucleus robustus archistriatalis (RA).

The Cape Parrot is currently considered a Poicephalus robustus sub-species, along with P. r. fuscicollis and P. r. suahelicus, but based on morphological, ecological, and behavioral assessments, some scientists believe the Cape Parrot should be a distinct species.

In this study, we use microtomography to undertake the first comprehensive study of maxillary and mandibular premolar root and canal variation in Australopithecus africanus and Paranthropus robustus (n = 166 teeth) within and between the species.

The author's data analysis identified the Cape Parrot as genetically distinct from the other P. robustus subspecies.

Detailed morphological comparisons (google e.g. marc verhaegen human evolution) suggest IMO that South - African australopiths are more related to Homo - Pan than to Gorilla, and East - African australopiths more to Gorilla than to Homo - Pan, and that the East - Africans & the South - Africans often evolved in parallel (allopatrically A.africanus - > robustus / / A.afarensis - > boisei), from more gracile to more robust, possibly in response to the same climatic changes (e.g. Pleistocene cooling & drying).

Australopithecus robustus: was not «disqualified» by the discovery of Homo habilis, because it had never been «qualified» in the first place.

The Copeland team analyzed the teeth of 19 hominins: eleven Paranthropus robustus individuals from Swartkrans, fating to 1.8 million years ago and eight Australopithecus africanus individuals, 2.2 ma from nearby Sterkfontein.

The evolutionarily enigmatic gray whale (Eschrichtius robustus) is placed among rorquals, and the blue whale genome shows a high degree of heterozygosity.

Lockwood and his colleague's work implies that Like some modern apes juvenile P. robustus males left their birth group to live on their own and that when older and larger, had to fight to gain a harem of their own.

Working on the pattern of dental wear and facial size displayed in an extensive collection of fossilized skulls and jawbones of Paranthropus robustus (from cave sites in South Africa and dated at between 1.5 and 2 million years ago), a team led by Charles Lockwood concluded there was pronounced sexual dimorphism (males larger than females) and that males matured more slowly than females.

Endemic to South Africa, the Cape parrot, or Poicephalus robustus, lives in the Afromontane yellowwood forests found mainly in the Eastern Cape and KwaZulu Natal.

Cape parrots are disappearing at a rapid rate... Endemic to South Africa, the Cape parrot, or Poicephalus robustus, lives in the Afromontane yellowwood forests found mainly in the Eastern Cape and KwaZulu Natal.

It is one of the winter sanctuaries of the eastern Pacific gray whales (Eschrichtius robustus).

The gray whale (Eschrichtius robustus), [1] also known as the grey whale, [3] gray back whale, Pacific gray whale, or California gray whale [4] is a baleen whale that migrates between feeding and breeding grounds yearly.

GRAY WHALE (Eschrichtius robustus) meaning of scientific name: Eschrichtius - named after the Danish professor who worked with these animals; robustus - strong

Increased gray whale (Eschrichtius robustus) strandings in 1999 and 2000 - was malnutrition the cause?

Assessment of wound healing of tagged gray (Eschrichtius robustus) and blue (Balaenoptera musculus) whales in the eastern North Pacific using long - term series of photographs.

Gray whales (Eschrichtius robustus) are named from their scarred and blotchy gray skin.

The scientific name for Gray Whales is Eschrichtius robustus.

John Gray gave the Gray Whale the scientific name of Eschrichtius robustus after zoologist Daniel Eschricht.

Image ID: 33271 Species: Gray Whale, Eschrichtius robustus Location: Baja California, Mexico

Strandings and sightings of the western Pacific stock of gray whale (Eschrichtius robustus) in Chinese coastal waters.

In: M.L. Jones, S.L. Swartz and S. Leatherwood (eds) The gray whale Eschrichtius robustus, pp.423 - 50.

This subpopulation of Eschrichtius robustus (Lilljeborg, 1861), called the western gray whale, is probably genetically isolated from the only other extant subpopulation, known as the eastern gray whale (LeDuc et al. 2002); the ranges do not appear to overlap (Blokhin 1996).

The life history and ecology of the gray whale (Eschrichtius robustus).

In: M.L. Jones, S.L. Swartz and S. Leatherwood (eds) The Gray Whale Eschrichtius robustus, pp.375 - 387.

Comments on the magnitude of the early catch of east Pacific gray whale (Eschrichtius robustus).

Mexico, Baja California, whale watching, grey whale, Eschrichtius robustus

ByMichael CaseyCBS NewsMarch 10, 2015, 4:02 PM Climate change could be good news for gray whales A grey whale (Eschrichtius robustus) emerges from the waters of the Ojo de Liebre Lagoon, Baja California Sur state, Mexico.The gray whale may turn... Continue reading →

Each year, the Eastern North Pacific Gray Whale (Eschrichtius robustus) migrates from its feeding grounds in the Arctic to the warm Mexican waters and Lagunas, a journey of 8,500 to 11,000 miles.

Engaging in the longest migration of any mammal, the California gray whale (Eschrichtius robustus) swims 16,000 kilometers (10,000 miles) each year, spending about one third of its life migrating from the cold, nutrient - rich waters of Alaska, to the warm, shallow lagoons of Baja California.

(Eschrictius robustus) The gray whale is a baleen whale.

They include; Moringa oleifera (Indian drum stick tree), syzigium cuminii and grivellea robustus.

Migratory whales (e.g., grey whale, Eschrichtius robustus), that spend summer in Arctic feeding grounds, are likely to experience disruptions in their food sources (Learmonth et al., 2006).