Results 101 to 110 of about 5,244 (196)

Changes in body composition and fatty acid profile during embryogenesis of quillback rockfish (Sebastes maliger) [PDF]

open access: yes, 2009
We investigated developmental changes in the body compositions and fatty acid (FA) profiles of embryos and preparturition larvae of the quillback rockfish (Sebastes maliger).
Rodgveller, Cara A., Sewall, Fletcher F.
core  

How conflict shapes evolution in poeciliid fishes

open access: yesNature Communications, 2019
The viviparity driven conflict hypothesis predicts the evolution of the placenta will suppress the evolution of traits associated with pre-copulatory mate choice and accelerate speciation rate. Furness et al.
Andrew I. Furness   +4 more
doaj   +1 more source

(Ovo-)viviparity in the darkling beetle, Alegoria castelnaui (Tenebrioninae: Ulomini), from Guadeloupe

open access: yesEuropean Journal of Entomology, 2010
In the course of cytogenetic studies on Alegoria castelnaui Fleutiaux & Sallé 1889 (Coleoptera: Tenebrionidae: Tenebrioninae: Ulomini) from Guadeloupe, a number of adult specimens were dissected.
Anne Marie DUTRILLAUX   +2 more
doaj   +1 more source

Observations on the developmental stages of the smooth dogfish, Eridacnis radcliffei Smith from Gulf of Mannar. [PDF]

open access: yes, 1974
The structure of mature reproductive organs of fifteien adult females of Eridacn'.s radcliffei. ranging in total length from 150 to 218 mm collected from the trawl catches off Mandapam in Gulf of Mannar during February, 1972 at a depth ranging frori ...
Appukuttan, K K, Nair, R V
core  

Genomic Signatures Associated with Transitions to Viviparity in Cyprinodontiformes. [PDF]

open access: yesMol Biol Evol, 2023
Yusuf LH   +4 more
europepmc   +1 more source

Sílidos (Syllidae: Polychaeta) del Parque Nacional de Coiba (Pacífico, Panamá)

open access: yesRevista de Biología Tropical, 2006
Durante un estudio sobre la fauna marina del Parque Nacional de Coiba (Panamá) se identificaron 281 ejemplares de sílidos (Annelida: Polychaeta) intersticiales pertenecientes a 19 especies. Dos son nuevas citas para el Pacífico, Exogone (Exogone) arenosa
María Teresa Aguado
doaj  

Evolutionary analysis of the genomic region of FOXP3 in vertebrates [PDF]

open access: yes, 2015
The Human FOXP3 gene plays a role in immunosuppression, which includes the suppression of the maternal immune system to allow the growth of a semi-foreign fetus inside her uterus.
Guffey, Ethan G.
core   +1 more source

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  

Snake reproduction – ovipary, vivipary and ovovivipary [PDF]

open access: yes, 2019
Zmije su vrlo raznolika i široko rasprostranjena skupina životinja. Nastanjuju raznolika staništa, što zahtjeva specifične prilagodbe. Kao i za niz drugih aktivnosti, morale su razviti prilagodbe za razmnožavanje.
Prpić, Paula
core   +2 more sources

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