Showing 301 - 320 results of 951 for search '"Birds ', query time: 0.05s Refine Results
  1. 301

    An Early Oligocene Fossil Lagerstätten from the Lacustrine Deposits of the Luberon UNESCO Global Geopark by Pauline Coster, Stephane Legal

    Published 2021-09-01
    “…The fossil birds are especially important, including one of the most complete specimens of trogons, an exceptionally preserved almost complete modern-type hummingbird, and one of the earliest fossil passerine birds. …”
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    Article
  2. 302

    Effect of Ideal Amino Acid Ratio of Arginine to Lysine on Intake, Nutrient Digestibility, Growth Performance, Antibody Titers of Newcastle Disease and Infectious Bronchitis Disease... by Wahab Liaqat, Urooj Anwar, Asfa Fatima, Azhar Rafique, Riaz Mustafa, Umar Farooq, Faisal Ramzan, Waseem Abbas, Muhammad Farooq Khalid, Muhammad Ashraf, Muhammad Riaz, Muhammad Qamar Bilal, Muhammad Aziz ur Rahman

    Published 2025-01-01
    “…For this purpose, a total of 816 day-old broiler birds having an average weight of 38 ± 3 g were divided into six dietary treatments in such a way that each treatment had eight replicates and each replicate had 17 birds. …”
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  3. 303

    Molecular-genetic bases of plumage coloring in chicken by A. V. Makarova, O. V. Mitrofanova, A. B. Vakhrameev, N. V. Dementeva

    Published 2019-05-01
    “…The color of plumage in birds is an important feature, often determining descent to a particular species or breed. …”
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    Article
  4. 304

    Enhancing Broiler Growth Performance and Gut Health: A Comparative Study on the Impact of Probiotics, Prebiotics, and Pomegranate (Punica granatum L.) Peel Powder by M Shams Shargh, O Ashayerizadeh, MH Mohammadi, SG Shirangi

    Published 2025-02-01
    “…Birds fed probiotic and prebiotic diets had numerically lower villus surface area (VSA) in the duodenum than those in the C treatment. …”
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    Article
  5. 305

    Genomic Introgression Between Critically Endangered and Stable Species of Darwin's Tree Finches on the Galapagos Islands by Rachael Y. Dudaniec, Sonu Yadav, Julian Catchen, Sonia Kleindorfer

    Published 2025-01-01
    “…With single nucleotide polymorphism (SNP) data from the same Floreana tree finches sampled in 2005 and 2013 (n = 95), we examine genome‐wide divergence across parental and hybrid birds and evidence for selection in hybrids. We found that just 18% of previously assigned hybrid birds based on microsatellites could be assigned to hybrids using SNPs. …”
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  6. 306

    Waterbirds habitat mapping using unmanned aerial vehicle in Belawan Mangrove Ecosystems, North Sumatera, Indonesia by Thoha Achmad Siddik, Fauziyah Laely Nur, Jumilawaty Erni, Marwan Mochammad Akbar

    Published 2025-01-01
    “…The results of aerial photo identification found that the number of birds in the study area was 23,454 birds with a density of about 2 birds/m2. …”
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  7. 307

    The current state of the problem of in vitrogene pool preservation in poultry by Y. L. Silyukova, O. I. Stanishevskaya, N. V. Dementieva

    Published 2020-04-01
    “…Methods of freeze-drying are developed taking into account the species of birds. Organizational and legal ways of solving the problems of in vitroconservation of genetic resources of farm animals, including birds, are proposed.…”
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  8. 308

    Introduction to Pasture-Raised Poultry: Getting Started by Brad Burbaugh, Elena Toro, Abel Gernat

    Published 2010-01-01
    “…Gernat, identifies the characteristics of alternative poultry production, explains the opportunities and challenges associated with pasture based production systems, provides an overview of breed selection for egg-type laying hens and meat-type birds, and discusses the equipment and practices that facilitate getting birds off to a good start. …”
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    Article
  9. 309

    Introduction to Pasture-Raised Poultry: Getting Started by Brad Burbaugh, Elena Toro, Abel Gernat

    Published 2010-01-01
    “…Gernat, identifies the characteristics of alternative poultry production, explains the opportunities and challenges associated with pasture based production systems, provides an overview of breed selection for egg-type laying hens and meat-type birds, and discusses the equipment and practices that facilitate getting birds off to a good start. …”
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    Article
  10. 310

    RECENT OCCURRENCES OF THE GREAT ANTSHRIKE TARABA MAJOR (AVES: THAMNOPHILIDAE) IN NATURAL ENVIRONMENTS OF THE LARGEST URBAN AREA IN SOUTH AMERICA by Fabio Schunck, Marcus Azevedo

    Published 2025-02-01
    “… The Great Antshrike Taraba major is a forest bird species with wide occurrence in the driest environments of South America, including in Brazil. …”
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  11. 311

    Comments on “Comparing the productive vocabularies of Grey parrots (Psittacus erithacus) and young children” by Irene M. Pepperberg

    Published 2024-11-01
    “…Contrary to the authors’ claims, the input received by the parrots was very likely quite impoverished when compared to that of the children. Moreover, the birds were acquiring a heterospecific communication code from heterospecific models whereas the children were learning a conspecific code from conspecifics; the birds’ experiences were therefore somewhat more like that of humans learning a second language without explicit instruction. …”
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  12. 312

    Repeated Successful Nest Sharing and Cooperation Between Western Kingbirds (Tyrannus verticalis) and a Female Western Kingbird × Scissor‐Tailed Flycatcher (T. forficatus) Hybrid... by Alexander J. Worm, Emily R. Donahue, Than J. Boves, Andrew D. Sweet

    Published 2025-01-01
    “…ABSTRACT Nest sharing by birds, or the phenomenon where multiple individuals of different species contribute genetically and parentally to offspring in a single nest, is a rare form of cooperative breeding that has only occasionally been reported in socially monogamous birds. …”
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  13. 313

    A new vaccination approach for Salmonellosis employing a multi-epitope vaccine based on live microbial cell factory from Lactococcus lactis by Reyhaneh Sadat Moosavi-Kohnehsari, Mahnaz Jafari-Sohi, Tohid Piri-Gharaghie, Shakiba Tolou-Shikhzadeh-Yazdi, Mona Aghassizadeh-Sherbaf, Romina Hosseinzadeh

    Published 2025-02-01
    “…It is difficult to create an oral vaccination that can provide strong intestinal mucosal immunity in birds, particularly cross-protection against several Salmonella serotypes. …”
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  14. 314

    Evaluation of the effectiveness of blood-drop agglutination test for chicken tuberculosis diagnosis by M. O. Baratov

    Published 2023-03-01
    “…The effectiveness of this serological method in young birds and poor matching of results in comparison with an allergy test have been shown. …”
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  15. 315

    Barn Owl (Tyto alba) by Jason M. Martin, Richard N. Raid, Lyn C. Branch

    Published 2019-05-01
    “… Barn owls, members of the family Tytonidae, are unmistakable nocturnal birds of prey. Their ghostly appearance and blood-curdling shriek have led to their incorporation into folklore and myth and have earned these birds a variety of nicknames, including "ghost owl" and "monkey-faced owl." …”
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  16. 316

    Social context affects sequence modification learning in birdsong by Lioba Fortkord, Lena Veit

    Published 2025-02-01
    “…We targeted specific syllable sequences in adult birds’ songs with negative auditory feedback, which led the birds to reduce the targeted syllable sequence in favor of alternate sequences. …”
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  17. 317

    Epidemic spread of influenza viruses: The impact of transient populations on disease dynamics by Karen R. Ríos-Soto, Baojun Song, Carlos Castillo-Chavez

    Published 2010-12-01
    “…Our results show that mixing of bird populations (involving residents and migratory birds) play an important role on the patterns of disease spread.…”
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  18. 318

    Epidemiological Dynamics of Extended-Spectrum β-Lactamase- or AmpC β-Lactamase-Producing Escherichia coli Screened in Apparently Healthy Chickens in Uganda by Steven Kakooza, Damien Munyiirwa, Paul Ssajjakambwe, Edrine Kayaga, Dickson Stuart Tayebwa, Dickson Ndoboli, Loreen Basemera, Esther Nabatta, Maria Agnes Tumwebaze, John Baligwamunsi Kaneene

    Published 2021-01-01
    “…Birds from Wakiso Town Council (COR = 4.89, CI = 2.04–11.72) and flocks of 700–1200 birds were also at a higher risk of harboring ESBL-/AmpC-EC (COR = 2.41, CI = 1.11–5.23). …”
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  19. 319

    Black-tailed Mosquito Culiseta melanura (Coquillett) (Insecta: Diptera: Culicidae) by Eva Buckner, Angelique Showman, C. Roxanne Connelly

    Published 2012-10-01
    “…Because adult female Culiseta melanura primarily take their blood meals from birds, they are responsible for transmitting eastern equine encephalitis virus between birds. …”
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  20. 320

    Black-tailed Mosquito Culiseta melanura (Coquillett) (Insecta: Diptera: Culicidae) by Eva Buckner, Angelique Showman, C. Roxanne Connelly

    Published 2012-10-01
    “…Because adult female Culiseta melanura primarily take their blood meals from birds, they are responsible for transmitting eastern equine encephalitis virus between birds. …”
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    Article