Search Results - "Weary, D. M"

Public Attitudes to Housing Systems for Pregnant Pigs by Ryan, E B, Fraser, D, Weary, D M

“…Understanding concerns about the welfare of farm animals is important for the development of socially sustainable production practices. This study used an…”
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Benchmarking cow comfort on North American freestall dairies: lameness, leg injuries, lying time, facility design, and management for high-producing Holstein dairy cows by von Keyserlingk, M A G, Barrientos, A, Ito, K, Galo, E, Weary, D M

“…In this paper, we describe a novel approach to corporate involvement in on-farm assessment, driven by the desire to provide a service for dairy producers and…”
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Invited review: effects of milk ration on solid feed intake, weaning, and performance in dairy heifers by Khan, M A, Weary, D M, von Keyserlingk, M A G

“…A feeding regimen that allows a smooth transition from milk to solid feed is vital for successful heifer-rearing programs. In the past, research efforts have…”
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Effects of temporary access to environmental enrichment on measures of laboratory mouse welfare by Ratuski, A. S., Améndola, L., Makowska, I. J., Weary, D. M.

“…Laboratory mice are typically housed in “shoebox” cages with limited opportunities to engage in natural behaviour. Temporary access to environments with…”
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Author Correction: Effects of temporary access to environmental enrichment on measures of laboratory mouse welfare by Ratuski, A. S., Améndola, L., Makowska, I. J., Weary, D. M.

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Rumination and its relationship to feeding and lying behavior in Holstein dairy cows by Schirmann, K, Chapinal, N, Weary, D M, Heuwieser, W, von Keyserlingk, M A G

“…The objective of this study was to describe the relationship between rumination and feeding and lying behavior in dairy cows. Rumination time was monitored…”
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Effect of hoof pathologies on subjective assessments of dairy cow gait by Flower, F C, Weary, D M

“…To explore how hoof pathologies affect dairy cattle gait, we studied cows with sole hemorrhages (n = 14), sole ulcers (n = 7), and those with no visible…”
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Hay intake improves performance and rumen development of calves fed higher quantities of milk by Khan, M A, Weary, D M, von Keyserlingk, M A G

“…Research to date has suggested that access to forage before weaning can limit rumen development in calves, but no research has yet addressed the role of forage…”
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Invited review: The welfare of dairy cattle--key concepts and the role of science by von Keyserlingk, M A G, Rushen, J, de Passillé, A M, Weary, D M

“…Concerns about the welfare of animals typically include 3 questions: is the animal functioning well (e.g., good health, productivity, etc.), is the animal…”
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Lying behavior as an indicator of lameness in dairy cows by Ito, K, von Keyserlingk, M A G, Leblanc, S J, Weary, D M

“…Lameness is widely recognized as one of the most serious welfare and production concerns in the dairy industry. Our objectives were to evaluate the…”
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BOARD-INVITED REVIEW: Using behavior to predict and identify ill health in animals by Weary, D.M, Huzzey, J.M, von Keyserlingk, M.A.G

“…We review recent research in one of the oldest and most important applications of ethology: evaluating animal health. Traditionally, such evaluations have been…”
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Technical note: Validation of a system for monitoring rumination in dairy cows by Schirmann, K, von Keyserlingk, M A G, Weary, D M, Veira, D M, Heuwieser, W

“…Increased rumination in dairy cattle has been associated with increased saliva production and improved rumen health. Most estimates of rumination are based on…”
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Effects of ad libitum milk intake on dairy calves by Jasper, J, Weary, D M

“…Conventional milk feeding for calves (by bucket twice daily at a total of 10% of body weight) was compared with feeding milk for ad libitum consumption from a…”
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Lying behavior: assessing within- and between-herd variation in free-stall-housed dairy cows by Ito, K, Weary, D M, von Keyserlingk, M A G

“…One of the most important design criteria for dairy cow housing is access to a comfortable lying area. Behaviors such as the time cows spend lying down and how…”
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The effects of social contact and milk allowance on responses to handling, play, and social behavior in young dairy calves by Duve, L R, Weary, D M, Halekoh, U, Jensen, M B

“…The aim of this study was to investigate the effects of social contact and milk allowance on social behavior, play behavior, and responses to handling in dairy…”
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Prepartum behavior and dry matter intake identify dairy cows at risk for metritis by Huzzey, J M, Veira, D M, Weary, D M, von Keyserlingk, M A G

“…Metritis is a disease of particular concern after calving because of its profound negative effects on the reproductive performance of dairy cows. Cows at risk…”
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Duration of weaning, starter intake, and weight gain of dairy calves fed large amounts of milk by Sweeney, B C, Rushen, J, Weary, D M, de Passillé, A M

“…When calves are weaned abruptly off large amounts of milk, weight gain is reduced as a result of low intake of starter. We compared gradual and abrupt weaning…”
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Overstocking reduces lying time in dairy cows by Fregonesi, J A, Tucker, C B, Weary, D M

“…Our objective was to understand the effect of overstocking on the lying and standing behavior of dairy cattle. We manipulated freestall availability by…”
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Short-term effects of regrouping on behavior of prepartum dairy cows by Schirmann, K, Chapinal, N, Weary, D M, Heuwieser, W, von Keyserlingk, M A G

“…The objectives were to determine the effect of regrouping during the dry period on feeding, social, rumination, and lying behavior for cows that were moved to…”
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Effects of pair versus single housing on performance and behavior of dairy calves before and after weaning from milk by De Paula Vieira, A, von Keyserlingk, M A G, Weary, D M

“…This experiment tested the effects of pair versus single housing on the performance and behavior of dairy calves before and after weaning. Twenty-seven…”
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