Albino harbor seal (Phoca vitulina)
@ René Pop
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Prevalence of Varied Coat Coloration in a Yellow-Throated
Marten (Martes flavigula) Population
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When I was a kid I used to see these cute little black and white fish in the creek and we always called them salt and pepper minnows. The true name of this species is the Eastern Mosquitofish, and this handsome fellow in the center image is a melanistic male, with two wild type males to the left. Melanism is a sex linked trait in this species that is found only in males. There has been a decent amount of study to explore why this mutation persists. In Florida, female mosquitofish seem to show significant preference for melanistic males when selecting mates, though this preference doesn’t seem to exists in other populations. There is also some research to suggest that melanistic males might even be less targeted by predators!
Genetic color mutations like this are often seen as something that reduces an individual’s fitness, but perhaps that’s not the case for these little speckled minnows. Whatever the reason, I’m glad this interesting mutation exists in the creeks and streams near me. It’s always fun to spot one of these pretty speckled males.
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This Northern Pacific Tree Frog was spotted in the Willamette National Forest, Oregon in April 2021. This abnormal colouration is called Axanthism, and means a mutation has interfered with the animals ability to produce yellow (and also sometimes red) pigement. We'd then refer to this animal as an axanthic Northern Pacific Tree Frog. (image source)
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I picked up this weird looking red f.ox the other day. Small* normal colored red f.ox for comparison. I don’t know what color this is.
He is a super light cream color with a lot of black. He has a red stripe down his back with a little bit of red on his belly. His ears are black but his face is brown?
His tail is super small and bad quality. Really matted and no tail tip kinda bad. He is a lot smaller than my ranched f.oxes so it makes me believe this was wild caught. I have no info on him.
Weird cross f.ox or?
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one of my crow buddies showed up outside the window
there's some very interesting white spots on it's feathers which i believe is called leucism?
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A melanistic coyote. I was first learning how to draw animals in a realistic way by taking requests from friends. It was very fun at the time!
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There's a little duck pond outside our house now & one of the guys I saw yesterday looked like this ^ very cool
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Golden moon bear (Ursus thibetanus)
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An albino arctic fox (Vulpes lagopus) in its summer coat, spotted by scientists of the Arctic Research Station of the Institute of Plant and Animal Ecology of the Ural Branch of the Russian Academy of Sciences near the village of Sabetta in the Yamal Peninsula.
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This Brown Pelican spotted in Half Moon Bay, CA is leucistic - pigmentation has been lost over most of his body. (source)
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So I got something really cool from Goodwill today. I took a chance on this pelt and oh boy.
Piebald r.accoon!! Unfortunately the rest of the face is ripped off but you can see the white face and one eye hole is there.
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