A male
Plaintive Cuckoo
perching on a tree branch in
Ayutthaya.
Adult males are greyish-brown
above, with a grey head
and orange underparts
(fig.),
while
on the undersidethe tail
is white with dark bars.
The legs and feet are yellow, the eyes dark
reddish-brown, and the bill dark greyish-black,
sometimes with a yellowish tinge, especially on the
lower mandible.