2 citations
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June 2003 in “International Journal of Acarology” Researchers found a new mite species causing severe hair loss and skin problems in yellow-bellied marmots.
5 citations
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March 2005 in “Journal of The American Academy of Dermatology”
December 2025 in “Therya notes” Bats in Puebla, Mexico, show hair loss likely due to environmental stress from human activities.
16 citations
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April 2012 in “Journal of mammalogy” Young female Australian fur seals are losing hair due to low tyrosine and zinc levels and high pollution exposure.
September 2024 in “Frontiers in Veterinary Science” A simple enrichment program improves health and reproduction in Calomys callosus.
158 citations
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January 2009 in “The International Journal of Developmental Biology” Reptile scales help us understand the evolution of skin features like hair and feathers.
23 citations
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April 2010 in “Comparative Biochemistry and Physiology Part C Toxicology & Pharmacology” The piRNA pathway genes are crucial in early development and may influence sex differentiation through hormone regulation.
8 citations
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May 2024 in “PLoS Biology” Gap junctions help control feather pattern formation in chickens.
10 citations
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June 1999 in “Veterinary Dermatology” Two cows had a rare hair disorder causing hair loss but were otherwise healthy.
4 citations
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March 2016 in “Small ruminant research” Vicuña wool's quality is due to a high density of fine secondary hair follicles, and their skin glands may be used for communication.
January 1991 in “Dialnet (Universidad de la Rioja)” October 2025 in “Animals” miR-200a reduces goose fibroblast growth by targeting PITX2 in the Wnt pathway.
25 citations
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October 1976 in “The BMJ” A woman showed neurological symptoms from psittacosis linked to bird exposure, improving after antibiotic treatment.
Dark hair with a red beard likely evolved for camouflage, not attraction.
1 citations
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June 2017 in “Veterinary dermatology” A cross-bred lamb with severe skin and movement issues had ichthyosis fetalis but normal vitamin A levels.
December 2025 in “Biology Bulletin” Baikal seals' skin shows normal features for protection and some pathologies possibly linked to climate change or a virus.
December 2024 in “Veterinary Dermatology” A sugar glider had a rare skin cancer that worsened despite treatment, highlighting the need for thorough checks in exotic pets.
4 citations
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February 2023 in “iScience” Korean long-tailed chickens have unique genes valuable for ornamental breeding.
14 citations
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January 1998 in “Dermatology” Polythelia pilosa is a type of extra breast tissue with hair and should be classified as such.
January 2021 in “Journal of Entomology and Zoology Studies” The piglets fully recovered from psoroptic mange after treatment.
22 citations
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December 2016 in “PloS one” A specific protein in chicken embryos links early skin layers to feather development.
61 citations
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February 1982 in “Cell and Tissue Research”
A mange outbreak nearly wiped out vicuña and guanaco populations in San Guillermo National Park.
June 2024 in “Indian Journal of Veterinary Medicine” The young goat had anaplasmosis and copper deficiency.
1 citations
,
July 2023 in “Journal of developmental biology” Bird foot scales develop differently and can repair but not fully regenerate due to the lack of specialized stem cell areas.
7 citations
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January 2013 in “Indian dermatology online journal” A rare skin condition with dark, thick, warty patches and some hair loss was found in a newborn boy.
3 citations
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June 2001 in “Journal of Zoo and Wildlife Medicine” The lemur's testicular tumor was removed, improving its coat and behavior, with no signs of cancer spread.
21 citations
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June 2003 in “Journal of Morphology” Monotreme and marsupial skin proteins show primitive features and species-specific differences compared to placental mammals.