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Two Birders Claimed a Key Record on the Same Day—and Feathers Flew – Mother Jones

Two Birders Claimed a Key Record on the Same Day—and Feathers Flew – Mother Jones
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Hong kongBaltic seaOceans generalUnited statesJason mannPeter kaestnerWolfram steinbergJohn james audubonInternational ornithological communityClimate deskNorth americaClements checklistWorld bird listGuinness world

How birdwatching s biggest record threw its online community into chaos | Birds

In late 2023, Peter Kaestner was about to log his 10,000th bird species seen in the wild. Then Jason Mann showed up

Hong kongUnited statesPeter kaestnerJason mannJohn james audubonInternational ornithological communityNorth americaClements checklistWorld bird listGuinness world

Extinction crisis: There may be millions more species than we realise

As DNA testing creates new ways of defining species, scientists can’t agree on how many there are.

United statesIndian oceanMichael williamsThomas wellsChristophe dufresnesErnst mayrBeth shapiroLeslie christidisUniversity of oxfordBirdlife internationalForestry universityInternational ornithologist unionUniversity of californiaNanjing forestry universityNew southSanta cruz

Why scientists keep returning to core question of what makes a species

Why scientists keep returning to core question of what makes a species
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United statesIndian oceanBeth shapiroMichal grabowskiStephanie fennessyErnst mayrThomas wellsCarl linnaeusLeslie christidisCharles darwinChristophe dufresnesForestry universityInternational ornithologist unionUniversity of californiaBirdlife internationalGiraffe conservation foundation

ABA Recording Rules and Interpretations - American Birding Association

ABA Recording Rules and Interpretations - American Birding Association
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United statesRecording standards ethics committeeEthics committeeChecklist committeeAmerican ornithological societyRio grandeClements checklistProvenance uncertainExtirpated exoticsDetermining establishmentAmerican ornithological society check listNorth american birdsNorth americanWorld listBirding ethicsRecording rules