Results 121 to 130 of about 17,330 (286)

MYOCARDIAL STRUCTURE AND VASCULARIZATION OF THE HEART VENTRICLE IN HOLOCEPHALI: IMPLICATIONS FOR HEART EVOLUTION [PDF]

open access: yes, 2013
El resumen aparece en el Program & Abstracts of the 10th International Congress of Vertebrate Morphology, Barcelona 2013. Anatomical Record, Volume 296, Special Feature — 1: P-075.It has been classically assumed that the ventricle of the primitive ...
Durán, Ana C.   +5 more
core  

Population Demographics of Killer Whales (Orcinus orca) in Western Australia

open access: yesMarine Mammal Science, Volume 42, Issue 2, April 2026.
ABSTRACT Understanding population demographics is crucial for the effective conservation of species. This is particularly important for apex predators, such as the killer whale (Orcinus orca), which play important roles in maintaining the structure and function of ecosystems. In this study, we used capture‐mark‐recapture (CMR) modeling to assess killer
Marissa J. Hutchings   +5 more
wiley   +1 more source

Chamber specific expression of Myosin heavy chain 7b in the heart of vertebrates [PDF]

open access: yes, 2018
In extant vertebrates, myosin heavy chain (MyHC) 6 and 7 are the main isoforms of atrial and ventricular myocardium respectively, whereas MyHC7b has been proposed to be an ancient cardiac isoform only expressed during embryonic development in modern ...
Durán-Boyero, Ana Carmen   +3 more
core  

Elasmobranch-associated microbiota: a scientometric literature review

open access: gold, 2022
Ivana Correia Costa   +5 more
openalex   +1 more source

Conservation Status Assessment of Demersal Elasmobranchs in the Balearic Islands (Western Mediterranean) over the Last Two Decades [PDF]

open access: gold, 2023
Alba Serrat   +6 more
openalex   +1 more source

Emerging patterns of species richness, diversity, population density, and distribution in the skates (Rajidae) of Alaska [PDF]

open access: yes, 2008
Six years of bottom-trawl survey data, including over 6000 trawls covering over 200 km2 of bottom area throughout Alaska’s subarctic marine waters, were analyzed for patterns in species richness, diversity, density, and distribution of skates. The Bering
Hoff, Gerald R.   +3 more
core  

Elasmobranch resources of India [PDF]

open access: yes, 2000
Available information on the length-weight relationship, age and growth for some elasmobranch species was compiled and growth parameters discussed.
Chandrasekar, S   +4 more
core  

Análise anatômica e morfológica das ampolas de Lorenzini entre elasmobranquios / Anatomical and morphological analysis of the ampullaes of Lorenzini between elasmobranchs

open access: diamond, 2021
Rayssa Pereira Mamede Da Silva   +9 more
openalex   +1 more source

The role of fisheries and the environment in driving the decline of elasmobranchs in the northern Adriatic Sea [PDF]

open access: bronze, 2014
Alberto Barausse   +6 more
openalex   +1 more source

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