Double-striped Thick-knee vs Peruvian Thick-knee

Double-striped Thick-knee

Hesperoburhinus bistriatus

Large783 g

The double-striped thick-knee is a medium-large wader with a strong black and yellow bill, large yellow eyes, and cryptic plumage. The adult is about 46 to 50 cm (18–20 in) long and weighs about 780 to 785 g (27.5–27.7 oz). It has finely streaked grey-brown upperparts, and a paler brown neck and breast merging into the white belly. The head has a strong white supercilium bordered above by a black stripe. Juveniles are similar to adults, but have slightly darker brown upperparts and a whitish nape.

ID text from Wikipedia, CC BY-SA 4.0

Photo: Hans Norelius from Älvsjö, Sweden · CC BY 2.0

Peruvian Thick-knee

Hesperoburhinus superciliaris

This medium-sized bird has brownish-grey plumage with brown streaks and spots. The underparts are white and the legs are yellow and long. There is a white streak through the eye with a black upper border. The short beak has a black tip. The length is about 40 cm (16 in).

ID text from Wikipedia, CC BY-SA 4.0

Photo: R. J. Mathar · CC BY 4.0

Photos and recordings are credited to their authors under the licence shown. Full profiles: Double-striped Thick-knee and Peruvian Thick-knee.