Results 11 to 20 of about 244,987 (304)

Morphology and histology of paryphasmata and hemibaculum of Varanus salvator based on sexual maturity. [PDF]

open access: goldOpen Vet J, 2021
Al-Ma'ruf AY   +10 more
europepmc   +2 more sources

Size at onset of sexual maturity in Macrobrachium amazonicum (Heller, 1862) phenotypes: an integrative approach [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2020
The size at the onset of sexual maturity (SOM) was determined in four hololimnetic populations of Macrobrachium amazonicum using morphometric, physiological and functional criteria.
LUCAS R.P. PASCHOAL, FERNANDO J. ZARA
doaj   +1 more source

Reproductive Biology, Sperm storage, and Sexual Maturity of Thamnodynastes strigatus (Serpentes: Dipsadidae) [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2022
Life history strategies determine and influence many aspects of species fitness. In this study, we describe the reproductive biology - reproductive cycle, sperm storage, and sexual maturity - of Thamnodynastes strigatus in South Brazil.
LUIZA LOEBENS   +3 more
doaj   +1 more source

Mechanisms Determining Body Size and Shape Difference in Algerian Spur-Thighed Tortoises (Testudo graeca)

open access: yesAnimals, 2022
Using data for the body size and shell shape of Algerian Testudo graeca, we assessed how proximate causes shaped the observed variation in the morphology of adults.
Manel Tiar-Saadi   +3 more
doaj   +1 more source

A secular trend toward earlier male sexual maturity: evidence from shifting ages of male young adult mortality. [PDF]

open access: yesPLoS ONE, 2011
This paper shows new evidence of a steady long-term decline in age of male sexual maturity since at least the mid-eighteenth century. A method for measuring the timing of male maturity is developed based on the age at which male young adult mortality ...
Joshua R Goldstein
doaj   +1 more source

Hubungan Kecemasan Sosial dan Kematangan Emosi dengan Kematangan Seksual Remaja SMP di Kabupaten Bantul Yogyakarta

open access: yesPsikopedagogia: Jurnal Bimbingan dan Konseling, 2012
This research aims to find out some factors related to the sexual maturity, such as the social anxiety and emotional maturity on the adolescents of the SMP in Kabupaten Bantul, Yogyakarta.
Endang Sri Lestari
doaj   +1 more source

Moderators of the effect of high-intensity and moderate-intensity games in school children on cardiorespiratory fitness and body composition

open access: yesMotricidade, 2020
This study examined the moderators of sex, maturity sexual stage, and age in the intervention of high intensity and moderate-intensity exercises on changes in cardiorespiratory fitness (CRF) and body composition. Forty-eight children (aged 9,48±0.5 years)
Tomas Rodolfo Reyes Amigo   +1 more
doaj   +1 more source

Sexual Maturation, Attitudes towards Sexual Maturity, and Body Esteem in Elementary-School Children [PDF]

open access: yesKorean Journal of Women Health Nursing, 2018
PURPOSE: The purpose of this study is to evaluate sexual maturation, attitudes toward sexual maturity, and body esteem in the sexual development of Korean elementary-school boys and girls.
Sunah Park   +5 more
doaj   +1 more source

Biology and Ecology of Melanoplus Borealis (Orthoptera: Acrididae) in Fairbanks, Alaska with Special Reference to Feeding Habits [PDF]

open access: yes, 2017
Overwintered Melanoplus borealis (subspecies, borealis Fieber) eggs hatched within 10-15 days in mid-June. The nymphs molted 5 times and became adults in about 45 days in nature.
Kaufmann, Tohko
core   +3 more sources

Size at sexual maturity in female Euphylax robustus (Brachyura: Portunidae) collected in coastal waters off Ecuador [PDF]

open access: yesNauplius
Size at sexual morphometric and physiological maturity was estimated in females of the swimming crab, Euphylax robustus. The individuals were caught as bycatch in an artisanal trawl fishery targeting Titi shrimp (Protrachypene precipua) in coastal waters
Johan Cedeño, René Zambrano
doaj   +1 more source

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