Sizing Information
Since individual birds vary in size, even within the species, choose the collars size based on your birds weight. Common species sizes are listed below however, for the most accurate sizing weigh your bird in grams.
| X-Small | 3/4" t x 4" l x 3/8" thick |
| Small | 1" t x 6.75"l x 1/2" thick |
| Medium | 1.5" t x 8.75" l x 3/4" thick |
| Large | 2 1/4" t x 9.5" l x 1" thick |
| X-Large | 2 3/4" t x 10' l x 1" thick |
General Size Guide. Please note that there is a wide variance in bird sizes, even amongst birds of the same species. We can't guarantee size
| African Grey (Congo) | Medium |
| African Grey (Timneh) |
Medium |
| Amazon | Medium |
| Amazon (Lilac Crowned) | Medium |
| Amazon (Panama) | Medium |
| Amazon (Yellow-Naped) | Medium |
| Bourke Parakeet | X-Small |
| Budgie (American) | X-Small |
| Budgie (English) | X-Small |
| Caique | Small |
| Cameroon African Grey | Large |
| Cockatiel | Small |
| Cockatoo (Bare Eyed) | Medium |
| Cockatoo (Citron) | Medium |
| Cockatoo (Ducorps) | Medium |
| Cockatoo (Eleonora) | Large |
| Cockatoo (Goffin) | Medium |
| Cockatoo (Greater Sulphur Crested) | Large |
| Cockatoo (Lesser Sulphur Crested) | Medium |
| Cockatoo (Medium Sulphur Crested) | Medium |
| Cockatoo (Moluccan) | Large |
| Cockatoo (Rose Breasted - Galah) | Medium |
| Cockatoo (Triton) | Large |
| Cockatoo (Umbrella) | Large |
| Conure (Black-Capped) | X-Small |
| Conure (Blue Crown) | Large |
| Conure (Crimson Bellied) | X-Small |
| Conure (Dusky) | X-Small |
| Conure (Fiery Shouldered) | X-Small |
| Conure (Golden) | Medium |
| Conure (Green Cheek) | X-Small |
| Conure (Green Cheek – average with a girth of approx. 6") | X-Small |
| Conure (Half-Moon) | X-Small |
| Conure (Jenday) | Small |
| Conure (Maroon Bellied) | X-Small |
| Conure (Mitered) | Small |
| Conure (Nanday) | Small |
| Conure (Patagonian) | Small |
| Conure (Pineapple) | X-Small |
| Conure (Sun) | Small |
| Conure (White Eyed) | Small |
| Crow | Medium |
| Dove (Ring Neck, smaller) | Small |
| Dove (Ring Neck, larger) | Small |
| Eclectus (Grand) | Medium |
| Eclectus (Red Sided) | Medium |
| Eclectus (Solomon Island) | Medium |
| Eclectus (Vos Maeri) | Medium |
| Indian Ring Neck | Small |
| Jardine | Small |
| Lorikeet (Rainbow) | Small |
| Lorikeet (Smaller) | Small |
| Lorikeet, Rainbow (Australian) | Small |
| Lorikeet, Red Collar (Australian) | Small |
| Lorikeet, Scaly (Australian) | Small |
| Lovebird (Most) | X-Small |
| Macaw (Blue & Gold - Larger) | Large |
| Macaw (Green Wing) | Large |
| Macaw (Hahns) | Small |
| Macaw (Hyacinth) | XLarge |
| Macaw (Illigers) | Medium |
| Macaw (Military) | Large |
| Macaw (Red Headed) | Small |
| Macaw (Scarlet) | Large |
| Macaw (Severe) | Medium |
| Macaw (Yellow Collar) | Small |
| Parakeet (Alexandrine) | Small |
| Parakeet (American) | XSmall |
| Parakeet (Canary-Winged or BB) | XSmall |
| Parakeet (Lineolated) | X-Small |
| Parakeet (Moustache) | Small |
| Parrot (Australian King) | Small |
| Parrot (Hawk-Headed) | Small |
| Parrot (Myers) | Small |
| Parrot (Red Bellied) | Small |
| Parrotlet | XXSmall |
| Pigeon | Small |
| Pionus | Small |
| Pionus (Maxmillian) | Small |
| Quaker | Small |
| Senegal (African) | Small |
| Starling | Small |