Day 18: Growing Out Of Their House How much longer can they both fit in this little nest? See how the nest has stretched out! These babies have grown so much thanks to the nutritious food their mother has been bringing them for 18 days now. All by themselves they've changed tiny bugs and sugar water into muscle, bone, brain, and feathers. <Back to Gallery Next> This Season Teachers Kids Orientation Registration Search Copyright 1997-2008 Journey North. All Rights Reserved. Questions or comments? Contact us.