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:::To introduce the concept that things that are different may have a shared common ancestry by giving things that are all the same as an example is pointless. Birds' wings show the great diversity of characters within a group, but they're not a teaching moment in homology. The reader won't go from there to noting the shared common ancestry of humans and birds in time, they'll just go from their to the shared common ancestry of all cats, all apes, all frogs. --[[User:Amaltheus|Amaltheus]] ([[User talk:Amaltheus|talk]]) 20:54, 27 January 2008 (UTC)
::I would prefer the bat whale human --- seen any of them laying around? --[[User:Random Replicator|Random Replicator]] ([[User talk:Random Replicator|talk]]) 21:25, 27 January 2008 (UTC)
Very cool ---
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{{!}}[[ Image:Humpback stellwagen edit.jpg|143px]][[ Image:Square-townsend-fledermaus.jpg|143px]][[ Image:Arm flex supinate.jpg |115px]]{{!}}}|caption=Homologous structures. Note how the same basic structure appears repeatedly in different types of forelimbs of different species.}}
▲Very cool --- that looks just like my arm! Did you / are you going to put it in? --[[User:Random Replicator|Random Replicator]] ([[User talk:Random Replicator|talk]]) 21:53, 27 January 2008 (UTC)
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