نتایج جستجو برای: congo african grey parrot

تعداد نتایج: 130453  

Journal: :The Lancet. Infectious diseases 2017
Oliver S Jones Claire Vassie Richard Gilson Matt Lechner

368 www.thelancet.com/infection Vol 17 April 2017 1 Haider S, Hassali AM, Iqbal Q, et al. Crimean-Congo haemorrhagic fever in Pakistan. Lancet Infect Dis 2016; 16: 1333. 2 Müller MA, Devignot S, Lattwein E, et al. Evidence for widespread infection of African bats with Crimean-Congo hemorrhagic fever-like viruses. Sci Rep 2016; 6: 26637. 3 Mourya DT, Yadav PD, Shete AM, et al. Cross-sectional se...

2012
Dianne Karen Patterson

By examining psittacine speech (primarily from a Grey parrot, Psittacus erithacus, named Alex) in a series of two acoustic studies, two articulatory studies and one perceptual study, this dissertation demonstrates that some aspects of human language are not unique to our species. The first two studies identify frequency, intensity and durational aspects of, respectively, Alex's vowels (/i,I,e,e...

2014
Sébastien Lavoué John P. Sullivan

A specimen of the African weakly electric fish genus Petrocephalus (Osteoglossomorpha, Mormyridae) collected in the Congo River at Yangambi, Orientale Province, Democratic Republic of Congo, is described as a new species. Petrocephalus boboto sp. n. can be distinguished from other Central African species of Petrocephalus by a combination of the following characteristics: three distinct black sp...

Journal: :International nursing review 2016
C Sun J Dohrn G Omoni A Malata H Klopper E Larson

AIM This study reviewed grey literature to assess clinical nursing and midwifery research conducted in southern and eastern African countries over the past decade. BACKGROUND The shortage of published nursing research from African countries severely limits the ability of practicing nurses and midwives to base clinical decisions on solid evidence. However, little is known regarding unpublished...

2014
David W. G. Stanton John Hart Peter Galbusera Philippe Helsen Jill Shephard Noëlle F. Kümpel Jinliang Wang John G. Ewen Michael W. Bruford

The okapi is an endangered, evolutionarily distinctive even-toed ungulate classified within the giraffidae family that is endemic to the Democratic Republic of Congo. The okapi is currently under major anthropogenic threat, yet to date nothing is known about its genetic structure and evolutionary history, information important for conservation management given the species' current plight. The d...

Journal: :Malawi medical journal : the journal of Medical Association of Malawi 2016
Fanuel M Bickton

MMJ VOL 28 (2): June 2016 http://dx.doi.org/10.4314/mmj.v28i2.9 Introduction The southern African region is defined in political terms as those countries that are members of the Southern African Development Community (SADC).1 Currently there are fifteen member states of the SADC: Angola, Botswana, the Democratic Republic of Congo (DRC), Lesotho, Madagascar, Malawi, Mauritius, Mozambique, Namibi...

2017
Irene M. Pepperberg

An African gray parrot (Psittacus erithacus), Alex, trained to label vocally collections of 1-6 simultaneously presented homogeneous objects, correctly identified, without further training, quantities of targeted subsets in heterogeneous collections. For each test trial Alex was shown different collections of 4 groups of items that varied in 2 colors and 2 object categories (e.g., blue and red ...

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