25 citations
,
February 1977 in “American Journal of Veterinary Research” Increasing daylight to 16 hours in winter can make mares ovulate and cycle earlier.
9 citations
,
April 1985 in “Canadian Journal of Zoology” Moose have unique interdigital glands with green hairs and larger glands during mating season.
February 2026 in “Veterinary Dermatology” Coat-type differences in Pomeranians affect Alopecia X diagnosis and treatment.
5 citations
,
June 1995 in “Comparative biochemistry and physiology. Part C. Comparative pharmacology and toxicology/Comparative biochemistry and physiology. C. Comparative pharmacology and toxicology” Removing mink's adrenal glands causes their summer fur to grow earlier.
14 citations
,
May 2022 in “Animals” Female goslings have darker feathers than males due to more melanin.
March 2021 in “Research Society and Development” A blue Staffordshire Bull Terrier had hair loss due to color dilution alopecia, confirmed by tests, but no treatment was pursued.
January 2005 in “Jukuri (Natural Resources Institute Finland (Luke))” A low-protein diet with methionine is cost-effective and supports normal growth and high-quality pelts in blue foxes.
January 2005 in “Chinese Journal of Veterinary” Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.
83 citations
,
February 1977 in “PubMed” Increasing light exposure in winter can make mares ovulate and cycle earlier.
2 citations
,
July 2025 in “Drug development & registration” A new algorithm accurately analyzes animal coat and skin colors quickly and easily.
February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Cashmere goat hair growth follows a cycle with distinct growth, regression, and resting periods, influenced by specific genes.
6 citations
,
April 1971 in “Journal of Wildlife Diseases” Switching flying squirrels' diet from seeds to mouse chow restored their hair.
16 citations
,
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.
41 citations
,
April 1989 in “Experimental and Applied Acarology”
1 citations
,
August 2019 in “Research Square (Research Square)” Cashmere goats have a hair growth cycle with specific genes regulating growth, regression, and resting periods.
14 citations
,
September 2017 in “General and comparative endocrinology” Barn owls with smaller black spots have higher testosterone levels, which might be due to genetic effects on hormone regulation rather than hormone effects on coloration.
13 citations
,
December 1940 in “The journal of nutrition/The Journal of nutrition” Lack of certain vitamins causes fur loss and greying in silver foxes.
August 2004 in “Veterinary Dermatology” More research is needed to understand coat funk in Alaskan malamutes.
January 2025 in “Animal Science Journal” Golden takin's hair structure is adapted to maintain body temperature in harsh winters.
10 citations
,
November 2009 in “Pigment cell & melanoma research” The document concludes that MGRN1 affects mouse fur color by interfering with a receptor's signaling, but its full role in the body is still unknown.
May 2020 in “Research Square (Research Square)” The study identified key genes that align with the cashmere growth cycle in goats, which could help improve cashmere production timing.
236 citations
,
January 1951 in “Physiological zoology” Hair growth and pigmentation in mice involve specific stages crucial for research.
7 citations
,
July 2013 in “Acta Biochimica Polonica” Chemotherapy reduces splenic melanin in mice.
1 citations
,
January 2016 in “Acta histochemica” Black sheep have higher levels of Gnαs and Gnα11 proteins, which may affect their coat color.
20 citations
,
September 2021 in “Nature communications” Cat color patterns are determined early in development by gene expression and epidermal changes, with the Dickkopf 4 gene playing a crucial role.
May 2026 in “Journal of Investigative Dermatology” 62 citations
,
December 1966 in “Endocrinology” Injecting α-MSH made mice's hair turn black.
161 citations
,
June 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair stops producing melanin as it transitions from the growth phase to the resting phase.
June 2023 in “Animal Bioscience” Vimentin and transthyretin proteins are linked to black coat color in sheep.
November 2022 in “Brazilian journal of veterinary pathology” The Yorkshire terrier has a genetic hair loss condition not improved by treatment.