快猫短视频

FRANK RYAN frames metamorphosis as one of the most mysterious of all biological processes. He describes the role in elucidating it of a colourful cast of characters including Jean-Henri Fabre, the 19th-century French naturalist who studied silk moth pheromones, and Vincent B. Wigglesworth, who pinned down the hormone triggers of metamorphosis through decapitation experiments on blood-sucking bugs.

More recently, Donald Williamson has proposed a controversial, non-Darwinian 鈥渓arval transfer鈥� theory which proposes that genes specifying new larval forms can jump between animal lineages by cross-species, cross-genus and cross-phylum fertilisations.

Some may feel a little lost in taxonomical trivia in parts, but as a whole, the book is a must for entomologists, marine biologists and the downright curious.