How To Use Decurved In A Sentence

The Chough (pronounced ‘chuff’) is an elegant member of the crow family, a little smaller than a Rook and distinguished by a bright red, slightly decurved bill and red legs and feet.
It has a long, slightly decurved bill and a short, upturned tail.
It is similar in size, shape, and color to the Marbled Godwit, but the curlew's decurved bill distinguishes it from the upturned bill of the Marbled Godwit.
The birds were backlit by the rising sun, but as far as I could tell they were plain brown with heavy, decurved bills that did not have knobs.
They are seed eaters and have a short, strong, decurved bill.

Bills range from long to short, thick to thin and straight to very decurved.
Feeding quietly, a hoopoe can be surprisingly difficult to detect on the ground especially when probing with long decurved bill.
The bird has decurved slender black bill and short wings.
the decurved bill of a curlew
Old World sparrows are small to medium sized, stocky birds with a short bill with a decurved culmen and short legs.