The babies of the Photo Ark come in all shapes and sizes, and each has its own unique features. For example, the vicuña, which you see briefly here, is the only hoofed animal with continuously growing teeth. Similar to rodents, vicuñas have lower teeth that grow throughout their lives! You can get your copy of Photo Ark Babies by joelsartore at the link in bio to find out more about these cuties. #PhotoArk Video by joelsartore