Results 31 to 40 of about 204 (115)

Some aspects of the thermophysiology of the skink Leiolopisma Zelandica. [PDF]

open access: yes, 1974
The original aim of this study was to characterise some aspects of the thermophysiology of a terrestrial vertebrate ectotherm which is physiologically adapted to tolerate and to be active over a wide range of body temperatures including low temperatures.
Morris, Richard W.
core   +1 more source

REVISÃO DO DESENVOLVIMENTO DIRETO EM ANUROS: A EVOLUÇÃO DE UMA ESTRATÉGIA REPRODUTIVA [PDF]

open access: yes, 2022
Anfíbios são conhecidos por apresentar a maior diversidade reprodutiva dentre os tetrápodes. Dentre os modos reprodutivos, um dos mais especializados é o desenvolvimento direto dos ovos terrestres, caracterizado pela ausência da fase larval (girino) e do
Both, Camila   +2 more
core   +1 more source

Desarrollo y microanatomía del ovario de Mustelus Schmitt (chondrichthyes, triakidae) a través del ciclo reproductivo [PDF]

open access: yes, 2014
This work is the first approach to the ovary microanatomy of Mustelus schmitti (gatuso) through their reproductive cycle, including the follicular p opulation and the characteristics of the stroma.
DIAZ ANDRADE, María Constanza   +5 more
core   +1 more source

Calcitonin: potential roles in the Bonnethead shark, Sphyrna tiburo [PDF]

open access: yes, 2001
by Stephanie Nichols."A thesis presented to the faculty of Moss Landing Marine Laboratories."Thesis (M.S.) -- San Jose State University, 2001."A thesis presented to the faculty of Moss Landing Marine Laboratories.
Stephanie M. Nichols
core   +1 more source

Dimorfisme dan status fase reproduksi pada biawak air (Varanus salvator bivittatus (kuhl, 1820)) yang diambil dari pengepul di wilayah Jawa Timur [PDF]

open access: yes, 2022
Biawak air (Varanus salvator) merupakan reptil terbesar kedua dengan wilayah persebaran terluas di dunia. Biawak air sejak lama dimanfaatkan manusia, di mana Indonesia menjadi pengekspor biawak air terbesar di dunia.
Aliffudin, Mochammad Firdaus
core  

Development and Application of Techniques for the Control of Captive Breeding in Elasmobranchs [PDF]

open access: yes
Tesis por compendio[ES] Los tiburones y rayas aparecieron hace 420 millones de años, conformando el antiguo y ecológicamente diverso, grupo de vertebrados acuáticos conocido como elasmobranquios.
García Salinas, Pablo
core   +1 more source

Ventajas de la viviparidad : adaptaciones fisiológicas y sociales de los lagartos más australes del mundo, liolaemus, al clima frío. [PDF]

open access: yes, 2017
Los ambientes templados-fríos presentan restricciones térmicas que influyen en la ecología, fisiología y el comportamiento de los ectotermos. No obstante, la relación entre la historia de vida y el ambiente está también condicionada por factores ...
Fernández, Jimena B.
core  

The Molecular Underpinning of Life-History Evolution: Roles of the IIS network and the Building of a Reptilian Model [PDF]

open access: yes, 2021
The Insulin and Insulin-like Signaling (IIS) network regulates cellular processes including pre- and post-natal growth, cellular development, wound healing, reproduction, and longevity. Despite their importance on the physiology of vertebrates, the study
Beatty, Abby E
core  

Visual Evolution of Scincoidea [PDF]

open access: yes, 2022
Several clades are now known to have undergone nocturnal bottlenecks, changing their eye morphology, photoreceptor morphology and opsin complement. Within Squamata, snakes and geckos are the most widely studied clades that are known to have undergone ...
Ford, Matthew John Robert
core  

A new vision of the origin and the oocyte development in the ostariophysi applied to Gymnotus sylvius (Teleostei, Gymnotiformes) [PDF]

open access: yes, 2015
Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)Based on new knowledge coming from marine perciform ...
Franca, GF   +2 more
core  

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