FAQ: I have been a judge for 40 years and I specialize in budgerigars. For years now I have been
Category: General
General info
update on red – orange Agapornis fischeri
Willie Mathews from South-Africa reported us that, after he bred the first *orange* Agapornis fischeri in 2015, he now can
Questions & Answers
This afternoon, during a zoom meeting with 200 breeders/fanciers, I answered their questions about colour mutations for two hours. It
Interesting paper: Conservation status and threats to lovebirds: knowledge gaps and research priorities
This Interesting paper:Conservation status and threats to lovebirds: knowledge gaps and research priorities is published today. Believe me, this is
Forpus coelestis teal?
A PPR (Partial Psittacine Reduction) mutation has been known for several years in Forpus coelestis. This mutation is considered turquoise
Cinnamon Agapornis fischeri
In 2019 I received a message from a Dutch enthusiast and photos of a possible cinnamon Agapornis fischeri. Now almost
Pallid Agapornis fischeri
It has been more than two years since, through this blog and a webinar hosted by ACP, we issued a
FAQ: Crossing-overs on the sex-chromosomes
FAQ: Crossing-overs on the sex-chromosomes Question: can a crossing-over between two mutations on the sex chromosomes arise in hens and
FAQ: Pheomelanin and eumelanin in canaries [Serinus canaria]
FAQ: Pheomelanin and eumelanin in canaries [Serinus canaria]. Some canary enthusiasts wonder if there are several types of eumelanin or
On request: list articles available in the BVA Memberlogin
On request we created a page with our articles that are available in the BVA Memberlogin Articles available in the
Eurasian Bullfinch mysteries – Goudvink mysteries
English translation below Deze week werden we gecontacteerd door Dhr. Rudi Liebens. Deze liefhebber van goudvinken [Pyrrhula pyrrhula] had recent
FAQ: Riparian Parrotlet
FAQ: Riparian Parrotlet? We have recently discovered on a website info about Forpus Crasirostris, the strange thing is that they
MutaBase: colour mutations in Pyrrhura (Psittacidae)
We added an overview of colour mutations in Pyrrhura in MutaBase. As always, this is a basic list and can
FAQ: what about fallow Pyrrhura molinae?
FAQ: what about fallow Pyrrhura molinae? There are a lot of questions about the fallow Pyrrhura molinae, but the most
FAQ: Taxonomic classification of the genus Pyrrhura?
FAQ: What is the contemporary taxonomic classification of the genus Pyrrhura? This is the most recent list. Please keep in
Study on feather-damaging behavior – FDB
Yesterday the results of an interesting study into feather plucking (feather-damaging behavior – FDB) at Agapornis roseicollis is published online.