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Full-Text Articles in Life Sciences

Seasonal Hormones, Female Reproductive Tract Changes, And Some Field Observations Onbreeding Activities Of The Small Indian Mongoose (Herpestes Javanicus) From Its Nativerange Of Potohar Plateau, Pakistan, Faraz Akrim, Hira Fatima, Saidia Nazir, Tariq Mahmood, Riaz Hussain, Muhammad Sajid Nadeem Jan 2017

Seasonal Hormones, Female Reproductive Tract Changes, And Some Field Observations Onbreeding Activities Of The Small Indian Mongoose (Herpestes Javanicus) From Its Nativerange Of Potohar Plateau, Pakistan, Faraz Akrim, Hira Fatima, Saidia Nazir, Tariq Mahmood, Riaz Hussain, Muhammad Sajid Nadeem

Turkish Journal of Zoology

The small Indian mongoose acts as a biological control agent for rodents, snakes, and many insects in agroecosystems. Its reproductive physiology has been studied mostly from its introduced range. We investigated the reproductive pattern of the female small Indian mongoose on the Potohar Plateau, i.e. its native range. We found a male:female ratio of 0.67 (n = 52); only 16% of the live-trapped females were found to be pregnant. Elevated estradiol and progesterone levels were found during March to May. LH levels showed 2 peaks: the first during March (25.5 mIU/mL) and the second in September (29.8 mIU/mL); however, FSH …


Managing Sociality Of A Captive Female Bornean Orangutan From Breeding To Post-Partum At The Smithsonian's National Zoo, Marie Vergamini Jan 2017

Managing Sociality Of A Captive Female Bornean Orangutan From Breeding To Post-Partum At The Smithsonian's National Zoo, Marie Vergamini

Theses and Dissertations

The Association of Zoos and Aquariums’ Orangutan Species Survival Plan® aims to maintain 100 Bornean orangutans (Pongo pygmaeus) in captivity. Because investment in breeding these lineages is high, properly managing sociality of potential mothers is essential. This study assessed how behaviors of a captive breeding female at the Smithsonian’s National Zoo changed from pre-gestation through the offspring’s sixth month of age to improve breeding recommendations.

The infant Bornean orangutan was born September 2016. Results indicate that during breeding, the mother socialized most with two adult females. During pregnancy, the pregnant female socialized in less energy-consuming ways, i.e. grooming. …


Seasonal Pattern Of Population Dynamics, Spawning Activities, And Diet Composition Of Sardine (Sardina Pilchardus Walbaum) In The Eastern Adriatic Sea, Barbara Zorica, Vanja Cikes Kec, Olja Vi̇djak, Viktor Kraljevic, Goran Brzulja Jan 2017

Seasonal Pattern Of Population Dynamics, Spawning Activities, And Diet Composition Of Sardine (Sardina Pilchardus Walbaum) In The Eastern Adriatic Sea, Barbara Zorica, Vanja Cikes Kec, Olja Vi̇djak, Viktor Kraljevic, Goran Brzulja

Turkish Journal of Zoology

Monthly samples from commercial catches obtained with purse seiners operating in the Croatian fishing grounds (eastern Adriatic Sea) were collected throughout 2013, excluding January and December due to a fishing ban. Overall, 1010 sardine individuals were analyzed. Total body length ranged from 10.4 to 17.6 cm (mean ± SD: 13.9 ± 1.28 cm). Slightly larger individuals were caught during autumn at the beginning of the spawning season. Analysis of length-mass relationship showed that sardine specimens grow isometrically (b = 3.063). Seasonal oscillations of condition factor indicated that the examined specimens were in the best condition at the beginning of the …