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TED-Ed
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hummingbirds
hummingbird flight
hummingbird fight
pollination
pectoral muscles
hummingbird speed
wing beat
hovering
hover flight
nectar
flower nectar
hawks
owls
hibernation
torpor
torpor vs hibernation
animal kingdom
aztecs
huitzilopochtli
birds
aviary
orinthology
education
science
animation
Kristiina J. Hurme
Alejandro Rico-Guevara
Lisa Vertudaches
TED
TED-Ed
TED Ed
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Ted Education
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