Synthesized answer
The author discusses several examples as evidence for his themes. These include flamingos that feed upside down, flowers and snails that change from male to female, and the probability that an asteroid caused the extinction of the dinosaurs and led to human evolution [1].
These examples serve to illustrate the author's point that life is the product of a contingent past rather than the inevitable result of timeless natural laws [1]. The author's subject is evolutionary theory, and these instances are presented as "endless delights" that open readers' eyes to this subject [1].
Synthesized from the book passages below. Chat with the book on Feynman for follow-up.
From the book
Title: The flamingo's smile by Stephen Jay Gould Description: "THE FLAMINGO'S SMILE is about history," writes the author in this volume of essays, "...and about what it means to say that life is the product of a contingent past, not the inevitable and predictable result of simple, timeless laws of nature. Quirkiness and meaning are my two not-so-contradictory themes." Flamingos that feed upside down; flowers and snails that change from male to female; the probability that an errant asteroid sounded the death knell of the dinosaurs and ushered in the evolution of mankind...these are only a…
s." --David Quammen, New York Times Book Review Categories: Nature Pages: 484 Snippet: "Gould himself is a rare and wonderful animal—a member of the endangered species known as the ruby-throated polymath. . . . [He] is a leading theorist on large-scale patterns in evolution . . . [and] one of the sharpest and most humane ...