In the plover group, delayed plumage maturation arose with the acquisition of juvenal upperpart
feathers that were not like those of winter adults.
* No white fringes were present on any upperpart
feathers--1st winter Black Drongo should show such fringing.
In its report, the MBCI described the sighting as a 'juvenile' seabird with 'black upperparts
, a pale cream head, has dark breast bands, and distinctly shaped white patch in its belly and under its wings.'
Quails, which are smaller than blackbirds, have yellowbrown streaked upperparts
with a buff streaked breast and light underparts.
The male is so spectacular thickset, with the bull-neck of his name and with grey, black and white upperparts
offset by a deep rose pink breast.
of the Swordfish are blackish-brown and fade into light-brown or grey on the underside (Nakamura 1985).
The latter is a migrant bird which winters in West Africa and is more universally yellow except for its greenish brown upperparts
Male has black upperparts
, head and throat apart from the white shoulder patch, under-parts and sides of the long tail are white (Fig.
and rufous belly with white to buff coarse bars.
The basic colour of the bird can be an important clue, so note the colour of the upperparts
(the back and wings), the underparts, the head and tail.