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Human and avian running on uneven ground: a model-based comparison | Journal of The Royal Society Interface
![Tommy Siegel on X: "ok so i got some constructive criticism from my first attempt at drawing birds. many people said the legs weren't realistic enough, i think i finally got it Tommy Siegel on X: "ok so i got some constructive criticism from my first attempt at drawing birds. many people said the legs weren't realistic enough, i think i finally got it](https://pbs.twimg.com/media/EoP_maJW4AMr_NL.jpg)
Tommy Siegel on X: "ok so i got some constructive criticism from my first attempt at drawing birds. many people said the legs weren't realistic enough, i think i finally got it
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A creature with human legs wearing a ink all star, no arms, body covered in long hair-like rainbow-colored feather and a big head with a puffin bird beak on Craiyon
![Tommy Siegel on X: "ok so i got some constructive criticism from my first attempt at drawing birds. many people said the legs weren't realistic enough, i think i finally got it Tommy Siegel on X: "ok so i got some constructive criticism from my first attempt at drawing birds. many people said the legs weren't realistic enough, i think i finally got it](https://pbs.twimg.com/media/EoP_maKWEAgyxLp.jpg)
Tommy Siegel on X: "ok so i got some constructive criticism from my first attempt at drawing birds. many people said the legs weren't realistic enough, i think i finally got it
![Tommy Siegel on X: "ok so i got some constructive criticism from my first attempt at drawing birds. many people said the legs weren't realistic enough, i think i finally got it Tommy Siegel on X: "ok so i got some constructive criticism from my first attempt at drawing birds. many people said the legs weren't realistic enough, i think i finally got it](https://pbs.twimg.com/media/EoP_maJWEAA3Mlw.jpg)
Tommy Siegel on X: "ok so i got some constructive criticism from my first attempt at drawing birds. many people said the legs weren't realistic enough, i think i finally got it
![Has a rare species of nine-legged bird been discovered? No, it's just a parent keeping her chicks warm | Daily Mail Online Has a rare species of nine-legged bird been discovered? No, it's just a parent keeping her chicks warm | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2011/03/10/article-0-0D8DB983000005DC-485_634x399.jpg)