Results 21 to 30 of about 551,075 (297)

Evaluation of Welfare in Commercial Turkey Flocks of Both Sexes Using the Transect Walk Method

open access: yesAnimals, 2021
The study was conducted between March and September 2019 in six meat-type turkey flocks with similar management standard procedures using the transect walk method. The concept of the method is based on visual observation of the birds while slowly walking
Nina Mlakar Hrženjak   +9 more
doaj   +1 more source

Initial results on the variation of whistle characteristics of bottlenose dolphins from two neighbouring regions of the Mediterranean Sea: Northern Ionian and Southern Adriatic Sea

open access: yesFrontiers in Marine Science, 2023
Bottlenose dolphins have a complex vocal repertoire that varies depending on behavioral context, social structure, group composition, and anthropogenic pressures.
Aylin Akkaya   +14 more
doaj   +1 more source

Long-Term Stability in the Trophic Ecology of a Pelagic Forager Living in a Changing Marine Ecosystem

open access: yesFrontiers in Marine Science, 2020
Natural or human-induced environmental changes can modify the structure of ecological communities and thus alter food web interactions. After the collapse of hake stocks (Merluccius hubbsi) provoked by fisheries over the Patagonian shelf in 1997 profound
Damián G. Vales   +4 more
doaj   +1 more source

Canary Bornavirus (Orthobornavirus serini) Infections Are Associated with Clinical Symptoms in Common Canaries (Serinus canaria dom.)

open access: yesViruses, 2022
While parrot bornaviruses are accepted as the cause of proventricular dilatation disease (PDD) in psittacine birds, the pathogenic role of bornaviruses in common canaries is still unclear.
Monika Rinder   +4 more
doaj   +1 more source

Spontaneous Tumors and Non-Neoplastic Proliferative Lesions in Pet Degus (Octodon degus)

open access: yesVeterinary Sciences, 2020
In recent years, degus (Octodon degus), rodents native to South America, have been becoming increasingly popular as pet animals. Data about neoplastic diseases in this species are still sparse and mainly limited to single-case reports.
Tanja Švara   +4 more
doaj   +1 more source

Differences between the Filling Velocities of the Left and Right Heart Ventricle in Racing Pigeons (Columba livia F. Domestica) and the Influence of Anesthesia with Isoflurane

open access: yesVeterinary Sciences, 2019
The ventricular filling velocities during diastole and the influence of isoflurane anesthesia on these blood flow velocities of the racing pigeon (n = 43) are evaluated by pulsed-wave (PW) Doppler sonography. Sonographic examination demonstrates an early
Marko Legler   +3 more
doaj   +1 more source

The Mammals of Kilimanjaro [PDF]

open access: yesJournal of East African Natural History, 1995
(Uploaded by Plazi for the Bat Literature Project) This paper presents an up to date account of 154 mammal species recorded on Mount Kilimanjaro, Tanzania, and the surrounding area, from 1883 to the present, when 128 species are known to occur. Old records are reviewed and several new records added, while four recorded species have been excluded.
C. A. H. Foley   +2 more
openaire   +1 more source

Detecting narwhal foraging behaviour from accelerometer and depth data using mixed-effects logistic regression

open access: yesAnimal Biotelemetry, 2023
Background Due to their Arctic habitat and elusive nature, little is known about the narwhal (Monodon monoceros) and its foraging behaviour. Understanding its ability to catch prey is essential for understanding its ecological role, but also to assess ...
Frederik H. Jensen   +3 more
doaj   +1 more source

The Mammals of Matabeleland

open access: yesProceedings of the Zoological Society of London, 1909
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +3 more sources

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