* The Cuckoo is a medium sized migratory bird, belonging to the Cuculidae family.
* It has a slender body with a long tail and pointed wings.
* The plumage is distinctive with a grey head, dark brown upperparts, and white underparts.
* The tail is long and graduated with white tips.
* The bill is black and slightly hooked.
* The legs are short and orange.
* It is sexually dimorphic with the male showing brighter plumage than the female.
* Size range: Length: 28-34 cm (11–13 in), Wingspan: 55-65 cm (22-26 in).
* Weight: Male 125–145g (4.4- 5.1oz), Female: 105-125g (3.7-4.4oz).