Rockcarrots are grown in medium crop plots. Get the seed, fertilizer, an water it'll grow. Put it in a green house an it'll grow faster. To make kibble to tame a pteranodon tame a couple of dodos and collect about 13 egg(if ur on a 1x). To make kibble craft a cooking pot, add carrots cooked meat, dodo eggs, fiber, water container filled with water and mejos. You now have dodo kibble.