Hen's Teeth and Horse's Toes

His essays cover a wide range of subjects, but I wonder what guided his choices—was it personal fascination, current scientific debates, or something else?

His ability to make intricate ideas accessible is impressive, but I’m curious whether others felt this clarity made the science more engaging or oversimplified certain aspects.

The title hints at rare or unusual biological features—did Gould choose it to emphasize the oddities of evolution or to draw attention to overlooked details in natural history?