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Dirk Van den Abeele

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Category: FAQ

FAQ: Naming order in mutation combinations

27/04/2026 Dirk Van den Abeele FAQ, General

FAQ: Naming order in mutation combinations Enthusiasts often like to combine different color mutations. This raises the question: in what

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FAQ: melanin, eumelanin, phaeomelanin, melanocytes, melanosomes and keratinocytes?

20/03/2026 Dirk Van den Abeele FAQ

Nederlandse versie onderaan FAQ: When studying your articles on feather structure, terms such as melanin, eumelanin, phaeomelanin, melanocytes, melanosomes and

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FAQ: Can a DNA or blood test detect the presence of colour mutations (split factor) in the genome?

01/03/2026 Dirk Van den Abeele FAQ, General

Nederlandse versie onderaan FAQ: Can a DNA or blood test detect the presence of colour mutations in the genome? We’ve

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pallidino or PallidIno?

06/12/2025 Dirk Van den Abeele FAQ, General

FAQ: The international guidelines state that combinations of alleles should be written as one word and that the names of

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FAQ: Is it possible for a color mutation once it has been introgressed into another species to look different than in the original species

25/08/2025 Dirk Van den Abeele FAQ, General

FAQ: Is it possible for a color mutation, once it has been introgressed into another species, to look different than

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FAQ: homozygote Aqua-Blue2

19/06/2025 Dirk Van den Abeele FAQ, General

FAQ: What is the outcome from Opaline AquaBlue2 x opaline AquaBlue2 and can we breed an ‘homozygote aqua-blue2’ from this

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FAQ: Name orange face

09/03/2025 Dirk Van den Abeele FAQ, General

FAQ: I am writing to tell you that in the download section of Ornitho-Genetics VZW the last update of the

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FAQ: Lacewing? Cinnamon-ino? Crossing-over?

26/01/2025 Dirk Van den Abeele FAQ, General

FAQ: I do not believe the theory that a ‘lacewing’ budgerigar or ‘lacewing’ Agapornis roseicollis is a cross-over between SL

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FAQ: What about ‘isabel’ canary? [Serinus canaria].

16/12/2024 Dirk Van den Abeele FAQ, General 3 comments

FAQ: I checked the list of colour mutations in your book “Erfelijkheid bij vogels”, but what struck me was that

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NSL ino bird with grey primaries/ spots

27/10/2024 Dirk Van den Abeele FAQ, General

FAQ: what is de reason behind NSL ino birds (with red eyes) with coloured spots in the feathers or greyish

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FAQ: How do you go about determining the names of new mutants?

27/06/2024 Dirk Van den Abeele FAQ

FAQ: How do you go about determining the names of new mutants? To begin with, I would like to correct

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FAQ: What about the use of asterisks **

25/06/2024 Dirk Van den Abeele FAQ, General

FAQ: What about the use of asterisks **? When do we use asterisks with a name? When there are still

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FAQ: how can we determine that we are dealing with a new mutation?

24/05/2024 Dirk Van den Abeele FAQ, General

FAQ: how can we determine that we are indeed dealing with a new mutation? On a weekly basis I receive

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FAQ: can a green bird be split for “sapphire”?

07/05/2024 Dirk Van den Abeele FAQ, General

FAQ: can a green bird be split for “sapphire”? For a start, it is good to realize that *sapphire* is

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Pied cockatiel / bonte valkparkiet [Nymphicus hollandicus]

08/03/2024 Dirk Van den Abeele FAQ, General

FAQ: In pied cockatiel we regularly see that there is dark suffusion in the mask. This dark suffusion is usually

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FAQ: articles in BVA digital archive

18/10/2023 Dirk Van den Abeele FAQ, General

FAQ: Can we find an overview somewhere of your articles that are online in the BVA digital archive? Sure, here

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Recent posts

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  • FAQ: Naming order in mutation combinations
    27/04/2026
  • Recent Update to the International Guidelines for Colour Mutations in Psittaciformes
    24/04/2026

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