Dirk Van den Abeele
As announced last week we will update MutaBase in the upcoming weeks with the list of colour mutations in Cockatiels
In early 2000, Dr Terry Martin BVSc, published his book “A Guide to Colour Mutations and Genetics in Parrots” containing
FAQ: some breeder claims that they have pale Agapornis fischeri and that not all pale youngsters are born with red
On request we published a list of proven and possible colour mutations in Forpus coelestis. You can consult it on
In the past months, with the help from several enthusiasts, we were able to collect feathers from different colour mutations.
FAQ: How to determine the reduction percentage of the eumelanin for colour mutations? We often read in the standards and
As with any possible new colour mutation, there are many opinions in the early stages. There are believers and non-believers.
Ismael Galván of National Museum of Natural Sciences (Spain) uncovers to exciting role of porphyrin colouration and what it might
Sometimes breeders can argue about the most crazy things, that’s what i learned this week 🙂 I received 14 emails
The last decades taxonomist classified the Gouldian finch (aka the Lady Gouldian finch, Gould’s finch or the rainbow finch) in
FAQ: is it possible that a gene has a different expression after genetic introgression (transmutation)? For a start: The expression
A new case of parthenogenesis has been described in California condor (Gymnogyps californianus) Parthenogenesis is a relatively rare event in
In 2018 we received information from a South African Agapornis breeder that the dun fallow Agapornis fischeri / Agapornis personatus
Fallow mysteries By Dirk Van den Abeele Ornitho-Genetics VZW MUTAVI, Research & Advice Group Published BVA-International magazine February 2017 That
FAQ: What is the best way to name the combination of a crossing-over with alleles of the same genes or
FAQ: In the BVA-International nomenclature, the name of a mutation is never written with a capital letter (except at the