- the
rectrices of the tail.
These feathers may vary
widely in size – in fact, the
upper tail
tectrices of the male peafowl,
rather than its
rectrices, are...
- well-developed
rectrices used in maneuvering. The
central pair of
these attach directly to the pygostyle, just as in Confuciusornis. The
other rectrices of Ornithurae...
-
length of
about 22 cm (8+3⁄4 in),
although this
includes their elongated rectrices. They are colourful,
being mainly strongly iridescent golden and crimson...
-
begin to shed
before the
rectrices. Generally, the
upper tail
covers begin to shed first.
Certain birds lose some
rectrices by the end of the
third w****...
-
presence of
eumelanosomes in the
preserved tail feathers. The
paired central rectrices are dark,
while the
smaller feathers are non-iridescent,
likely grey....
- Lish, J.W. (2006). "Thinking
about feathers:
adaptations of
golden eagle rectrices".
Journal of
Raptor Research. 40 (1): 1–28. doi:10.3356/0892-1016(2006)40[1:TAFAOG]2...
- c****owaries'
feathers consist of a
shaft and
loose barbules. They do not have
rectrices (tail feathers) or a
preen gland. C****owaries have
small wings with five...
- fan of
highly graduated rectrices. The tail has
graduation similar to
Chiappeavis and a pair of
highly elongate central rectrices similar to the pintails...
- with S. n. latirostris.
Extensive white edging on
primary and
tertial rectrices. S. n.
latirostris Bolivia and
northwest Argentina.
Sometimes considered...
-
Juvenile bird at
Samburu National Reserve in
central Kenya – it has rufous-tawny
chest plumage, and its
outer rectrices lack the
streamers of
adult plumage....
