Advocates for a single line of progress encounter their greatest stumbling block when they try to find a smooth link between the apparently disparate designs of the invertebrates and vertebrates.


"Brotherhood by Inversion", p. 320 - Leonardo's Mountain of Clams and the Diet of Worms (1998)

Stephen Jay Gould Quotes

Advocates for a single line of progress encounter their greatest stumbling block when they try to find a smooth link between the apparently disparate ...

Advocates for a single line of progress encounter their greatest stumbling block when they try to find a smooth link between the apparently disparate ...

Advocates for a single line of progress encounter their greatest stumbling block when they try to find a smooth link between the apparently disparate ...

Advocates for a single line of progress encounter their greatest stumbling block when they try to find a smooth link between the apparently disparate ...