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Giant club-winged pigeons and ninja ibises: clubs, spurs, spikes and claws on the hands of birds (part III)

Giant club-winged pigeons and ninja ibises: clubs, spurs, spikes and claws on the hands of birds (part III)
scienceblogs.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from scienceblogs.com Daily Mail and Mail on Sunday newspapers.

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Clubs, spurs, spikes and claws on the hands of birds (part I)

Clubs, spurs, spikes and claws on the hands of birds (part I)
scienceblogs.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from scienceblogs.com Daily Mail and Mail on Sunday newspapers.

United statesVargas fallonRoyal societyHoatzin opisthocomusNew worldTet zooSouth americanMidland naturalistBoston societyNatural historyWilson bulletinExperimental zoologyMol dev evol