| A baby robin’s transparent skin and translucent skull allow us to see the actual size of a birds’ eyes. The eyes look enormous on tiny nestlings, but will soon be hidden by feathers. Image:
L. Birbaum
|
| A baby robin’s transparent skin and translucent skull allow us to see the actual size of a birds’ eyes. The eyes look enormous on tiny nestlings, but will soon be hidden by feathers. Image:
L. Birbaum
|