-
barbules have
minute hooks called barbicels for cross-attachment. Down
feathers are
fluffy because they lack
barbicels, so the
barbules float free of each...
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bailor barba barb-
beard barb, barbate, barbel, barbellate, barber, barbet,
barbicel, barbine, barbule,
rebarbative †barbula barbul- b****us b****- low abase...
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feathers in
modern birds, with
vanes given stability by a barb-barbule-
barbicel arrangement. The tail
feathers were less asymmetrical,
again in line with...
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result is a soft,
fluffy appearance.
Their feathers lack
functioning barbicels, and are thus
similar to down on
other birds. This
characteristic leaves...
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called barbicels, some of
which have
minute hooks called hooklets for cross-attachment. Down
feathers are
fluffy because they lack
barbicels, so the...
-
these feathers,
friction barbules, are
specialized with
large lobular barbicels that help grip and
prevent slippage of
overlying feathers and are present...
