Cage & Aviary Birds magazine - This greenfinch x bullfinch, belonging to Roy Easter, was photographed by Luke Stephenson in 2017. Photo: Luke Stephenson | Facebook
Crosses of birds. Hybrids and mules. | two barred crossbill x bullfinch-loxia leucoptera x pyrrhula pyrhylla.Photo by,Thomas Wendt. | Facebook
![Hybrid Goldfinch x Bullfinch híbrido Carduelis carduelis x Pyrrhula pyrrhula. Carduelis carduelis hybride x Pyrrhula pyrrhula. GOLDIE X BULLIE Stock Photo - Alamy Hybrid Goldfinch x Bullfinch híbrido Carduelis carduelis x Pyrrhula pyrrhula. Carduelis carduelis hybride x Pyrrhula pyrrhula. GOLDIE X BULLIE Stock Photo - Alamy](https://c8.alamy.com/comp/AP0A4F/hybrid-goldfinch-x-bullfinch-hbrido-carduelis-carduelis-x-pyrrhula-AP0A4F.jpg)
Hybrid Goldfinch x Bullfinch híbrido Carduelis carduelis x Pyrrhula pyrrhula. Carduelis carduelis hybride x Pyrrhula pyrrhula. GOLDIE X BULLIE Stock Photo - Alamy
![With or without gene flow? Studying speciation in the Grey-headed Bullfinch species complex – Avian Hybrids With or without gene flow? Studying speciation in the Grey-headed Bullfinch species complex – Avian Hybrids](https://avianhybrids.files.wordpress.com/2021/04/grey-headed_bullfinch.jpg?w=705&h=435&crop=1)
With or without gene flow? Studying speciation in the Grey-headed Bullfinch species complex – Avian Hybrids
![Canaries, hybrids, and British birds in cage and aviary. . ?;,F. Ep»)l£.v HYBRIDS Siskin-Greenfinch Goldfinch-Bullfinch Greenfinch-Bullfinch Redpoll-Goldfinch Linnet-Bullfinch. Please note that these images are extracted from scanned page images that may Canaries, hybrids, and British birds in cage and aviary. . ?;,F. Ep»)l£.v HYBRIDS Siskin-Greenfinch Goldfinch-Bullfinch Greenfinch-Bullfinch Redpoll-Goldfinch Linnet-Bullfinch. Please note that these images are extracted from scanned page images that may](https://c8.alamy.com/comp/RFW6GY/canaries-hybrids-and-british-birds-in-cage-and-aviary-f-eplv-hybrids-siskin-greenfinch-goldfinch-bullfinch-greenfinch-bullfinch-redpoll-goldfinch-linnet-bullfinch-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-robson-john-lewer-sidney-herbert-1862-london-cassell-RFW6GY.jpg)
Canaries, hybrids, and British birds in cage and aviary. . ?;,F. Ep»)l£.v HYBRIDS Siskin-Greenfinch Goldfinch-Bullfinch Greenfinch-Bullfinch Redpoll-Goldfinch Linnet-Bullfinch. Please note that these images are extracted from scanned page images that may
![Gene McCarthy, PhD on X: "Red Crossbill x Bullfinch #birds #hybridization # hybrids #biology #science https://t.co/quKGMIXQjm" / X Gene McCarthy, PhD on X: "Red Crossbill x Bullfinch #birds #hybridization # hybrids #biology #science https://t.co/quKGMIXQjm" / X](https://pbs.twimg.com/media/Ctd2wCBUkAAfyaX.jpg)
Gene McCarthy, PhD on X: "Red Crossbill x Bullfinch #birds #hybridization # hybrids #biology #science https://t.co/quKGMIXQjm" / X
![Canaries, hybrids, and British birds in cage and aviary. . INTERESTING HYBRIDS. Goldfinch-Bullfinch. Linnet Bullfinch. Clear Goldfinch.Canary.. Please note that these images are extracted from scanned page images that may have Canaries, hybrids, and British birds in cage and aviary. . INTERESTING HYBRIDS. Goldfinch-Bullfinch. Linnet Bullfinch. Clear Goldfinch.Canary.. Please note that these images are extracted from scanned page images that may have](https://c8.alamy.com/comp/RFWKJD/canaries-hybrids-and-british-birds-in-cage-and-aviary-interesting-hybrids-goldfinch-bullfinch-linnet-bullfinch-clear-goldfinchcanary-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-robson-john-lewer-sidney-herbert-1862-london-cassell-RFWKJD.jpg)