Results 41 to 50 of about 1,506,740 (156)

Working donkey welfare assessment and owner survey in Meru County, Kenya

open access: yesAnimal Welfare
There are significant welfare concerns regarding the plight of working donkeys (Equus asinus) in developing countries. To-date, however, there has been limited work assessing the welfare of donkeys in many parts of Africa, including Kenya.
Martha Mellish, Jason Stull
doaj   +1 more source

Fatores determinantes do desempenho reprodutivo de vacas Nelore na região dos Cerrados do Brasil Central Factors affecting the reproductive performance of Nellore cows on the Cerrado conditions of Central Brazil

open access: yesRevista Brasileira de Zootecnia, 2005
Avaliou-se, durante quatro estações de monta (1/11 a 31/1 do ano seguinte), o efeito da ordem de parto (OP) e da condição corporal (CC), segundo escala de 1 (magra) a 5 (gorda), sobre o desempenho reprodutivo de 468 fêmeas Nelore, sendo 391 vacas ...
Antonio Vieira   +4 more
doaj   +1 more source

The effect of breed and parity on curves of body condition during lactation estimated using a non-linear function

open access: yesAnimal, 2007
The objectives of this study were to see if the body condition score curve during lactation could be described using a model amenable to biological interpretation, a non-linear function assuming exponential rates of change in body condition with time ...
N.C. Friggens, J.H. Badsberg
doaj   +1 more source

Fall bird migration in western North America during a period of heightened wildfire activity

open access: yesAvian Conservation and Ecology, 2022
Billions of birds annually migrate between breeding and nonbreeding grounds in North America. During fall 2020, there was a series of alarming mass-mortality events of migratory birds across the western United States, with estimates of 100,000 to 1 ...
Kyle D. Kittelberger   +2 more
doaj  

Assessing Body Condition in Birds

open access: yes, 1996
Important biological concepts typically have many definitions. Body condition is no exception; it is a multi-level phenomenon that can be defined either conceptually or operationally. Although at this time there is no clear consensus on the definition for body condition, conceptually, the term in many cases describes the degree to which an organism’s ...
openaire   +1 more source

Infections of Hypostomus spp. by Trypanosoma spp. and leeches: a study of hematology and record of these hirudineans as potential vectors of these hemoflagellates

open access: yesRevista Brasileira de Parasitologia Veterinária
Among Kinetoplastida, the Trypanosoma is the genus with the highest occurrence infecting populations of marine fish and freshwater in the world, with high levels of prevalence, causing influences fish health and consequent economic losses, mainly for ...
Lincoln Lima Corrêa   +3 more
doaj   +1 more source

Nestling condition of a grassland bird is not associated with food availability in restored grasslands

open access: yesAvian Conservation and Ecology
Grassland bird populations have experienced steep declines in recent decades, necessitating better understanding of factors affecting their reproductive success.
Heather M Kraus   +5 more
doaj   +1 more source

Drought-linked resource limitations on the body condition of a large ungulate

open access: yesFrontiers in Ecology and Evolution
Understanding how indirect effects of climate can interact with density-dependent processes has become increasingly important as variability changes resource availability for wildlife. Both climate and animal density can drive the abundance of vegetation
Casey L. Brown   +6 more
doaj   +1 more source

The gut microbiota-immune-brain axis in a wild vertebrate: dynamic interactions and health impacts

open access: yesFrontiers in Microbiology
The gut microbiota-immune-brain axis is a feedback network which influences diverse physiological processes and plays a pivotal role in overall health and wellbeing. Although research in humans and laboratory mice has shed light into the associations and
Hugo Pereira   +19 more
doaj   +1 more source

Body Condition Scoring for Horses

open access: yes, 2019
Horse enthusiasts are often concerned about their horse’s health, appearance and performance. A major key to accomplishing these three goals is to keep your horse at a desirable body condition, or degree of fat cover. However, being able to accurately evaluate a horse to tell if they are over or underweight has been a subjective practice for many years.
Hoopes, Karl   +2 more
openaire   +1 more source

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