Child Labor
Gilman, Charlotte Perkins (1860-1935)

No fledgling feeds the fatherbird,
  No chicken feeds the hen,
No kitten mouses for the cat --
  This glory is for men.

We are the wisest, strongest race:
  Long may our praise be sung --
The only animal alive
  That lives upon its young!

Anthology of American Poetry (George Gesner)