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Introduction My Pet Hate Colour in the Parrots Part 1 — Describing Colouration
Part 2 — The Elements of Colour New content
Inheritance patterns New series Naming Colour Varieties Naming genes Symbols explained Revised
Classifying and defining Fallows New Article Only recently has it become apparent how many colour varieties belong in this category. Here, Terry Martin discusses the issues raised.
The Par-ino Varieties New Article An in depth look at the genetic nature of the Par-ino varieties; the Lacewing for which it is often mistaken; and a brief look at the cinnamon locus.
Characteristics of Piedness The Parblue Puzzle Part 1 — The Background
Part 2 — Simple Genetics
Part 3 — Multiple Alleles
Part 4 — Common Parblue Varieties
Part 5 — Uncertain Conclusions
Taxonomy and Systematics • Introduction to Cladistics: link offsite
• Research Abstract:
• Research Abstract:
• Research Thesis: link offsite
The Budgerigar • The Texas Clearbody New article
The Lovebird genera Another article by Dirk Van den Abeele of Belgium dispelling the myths surrounding the appearance of a larger and more brightly coloured form of the Peachfaced Lovebird.
• The Edged Fischer’s Lovebird New article
This article by Dirk Van den Abeele of Belgium examines the visual and genetic nature of a variety which is not yet very familiar or well understood.
The Swift parakeet Dirk Van den Abeele discusses the nature of two little understood colour varieties present in the Swift parakeet.
The Cockatiel The Greygreen or ‘Olive’ Cockatiel Comment on the information available about this novel colour form.
The Ringneck The ‘Darkgreen’ and ‘Cobalt’ Ringnecks. Comment on the information (or lack of such) available on these new varieties.
At last – a definite indication on the true status of this Ringneck variety.
(a mysterious combination) An article by Terry Martin of Australia proposing an explanation for the unusual qualities of this variety.
The Opaline Factor in Australian Parakeets An exploration of the similarities and differences of those varieties in different species which are commonly thought to have a relationship with the Opaline budgerigar.
Different Strokes for Different Birds The Nature of the Opaline Locus. Terry Martin provides further information and finds the arguments for an Opaline locus common across the Australian Parakeets compelling. An Update to the above Article Terry brings to light new facts about the nature of the opaline locus and raises the possibility of its occurrence in species not native to Australia.
Breeding the Golden Yellow Splendid Parakeet An example of controlling the cross-over process to good advantage.
A challenging and controversial article by Dr. John Pilkington examined.
A method of evaluating breeding results to aid in confirming or rejecting a theory or hypothesis.
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Birdwatchers and ornithologists are not all the same. To the latter, everything about birds is of interest – how they migrate, where they breed, or what they eat. Birdwatchers have a single concern, which is to see as many kinds as they can. Once seen, soon forgotten, or, at least, ticked off and added to the Life List that is the basis of their self esteem. Passage from Almost Like a Whale by Steve Jones. |
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