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Our favourite drawings from Katrina van Grouw’s The Unfeathered Bird.

Read more:Who knew birds looked this good under their feathers?

Eurasian buzzard

(Image: Katrina van Grouw)

Trumpet manucode: bird in display posture revealing its extraordinary windpipe

(Image: Katrina van Grouw)

Eurasian sparrowhawk with a blue tit

(Image: Katrina van Grouw)

Cornish broiler (commercial meat chicken)

(Image: Katrina van Grouw)

Peacock

(Image: Katrina van Grouw)

Barn swallows

(Image: Katrina van Grouw)

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