Otter rabbit, mink, and blue fox fur can be identified by their unique hair structures.
68 citations
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April 1965 in “General and Comparative Endocrinology” The pituitary gland controls seasonal fur color changes in weasels.
March 2025 in “Multidisciplinary Science Journal” Sonic hedgehog (Shh) is crucial for gecko tail regeneration.
50 citations
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February 2013 in “BMC evolutionary biology” Cetaceans lost hair due to changes in the Hr and FGF5 genes.
118 citations
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October 2014 in “Journal of Dairy Science” Tail switch hair is best for measuring cortisol in Holstein cows, with white hair and multiparous cows showing higher levels.
October 2025 in “HAL (Le Centre pour la Communication Scientifique Directe)” Variegated coat color in cats is linked to the Silver locus.
8 citations
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May 2008 in “Applied surface science” Mummy hair from the Taklamakan desert has calcium and phosphorus inside.
January 2005 in “Chinese Journal of Veterinary” Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.
May 2019 in “Small Animal Dermatology” The cat had a rare condition linked to cancer, leading to its euthanasia.
193 citations
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May 2008 in “Development” Activating β-catenin can turn skin cells into hair follicles.
8 citations
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March 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” The near-naked hairless mutation causes hair loss but is not due to a mutation in the hairless gene itself.
November 2025 in “Jurnal Pendidikan Indonesia” All stray cats in the area have ectoparasite infestations.
3 citations
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May 2008 in “Journal of Clinical Oncology” Panitumumab treatment can cause unusual hair growth in some colorectal cancer patients.
1 citations
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July 2022 in “Frontiers in Microbiology” MSM supplementation in kittens improves hair quality and growth rate without harming their health.
2 citations
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December 2007 in “Microbial pathogenesis” Anthrax bacteria can infect and destroy hair follicles in mice, but the immune system eventually clears the infection.
January 2002 in “HAL (Le Centre pour la Communication Scientifique Directe)” Melatonin affects fur growth timing in chinchillas.
January 2024 in “Veterinary Science and Medicine Journal” Ivermectin and pyrantel pamoate effectively treated the cat's conditions, and restricting activity prevents reinfection.
February 2026 in “International Journal of Molecular Sciences” Muscarinic acetylcholine receptors in skin cells help regulate and promote hair growth.
6 citations
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October 2012 in “Journal of Heredity” The Itpr3 gene causes a specific hair pattern in mice.
1 citations
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January 2012 in “Journal of Toxicologic Pathology” A rat had a cyst similar to a hair follicle structure.
93 citations
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May 1990 in “The EMBO Journal” Mice with extra sheep genes had hair that fell out and regrew in cycles.
August 2004 in “Veterinary Dermatology” More research is needed to understand coat funk in Alaskan malamutes.
August 2004 in “Veterinary Dermatology” The red panda's hair loss was caused by an endocrine issue linked to ovarian tumors.
January 2011 in “Open Collections” Mouse preputial glands are highly developed sebaceous glands that mainly secrete neutral fat droplets.
May 2025 in “International Journal of Trichology” Hair Heat Disease is caused by wet, oily hair and friction in hot, humid conditions.
48 citations
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July 1988 in “PubMed” Rhino mice show significant meibomian gland changes, making them a potential model for studying gland disorders.
January 2008 in “Catalunya música: Revista musical catalana” Tooth loss can cause premature gray hair due to less chewing.
39 citations
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April 2015 in “Regeneration” Lizards can regrow their tails, and studying this process helps understand scar-free healing and limb regeneration.
16 citations
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February 2014 in “Journal of Investigative Dermatology” Researchers developed a mouse model that tracks hair growth using bioluminescence, improving accuracy in studying hair cycles.
1 citations
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January 2020 in “Research Square (Research Square)” Inherited color dilution in Rex rabbits is linked to DNA methylation changes in hair follicles.