First, a mechanical truth. Birds, unlike mammals, cannot move their eyes within their sockets efficiently. To perceive depth—specifically, to trigger the motion parallax that separates a stationary predator from a swaying piece of kelp—many bird species instinctively bob their heads.
Is this a short story, a specific chapter from a book, a poem, or perhaps a local legend? marks head bobbers serina
(frequently referring to the famous speculative biology project Serina: A Natural History of the World of Birds First, a mechanical truth
As a result, the has become a white whale for die-cast and miniature collectors. Auction records from 2023 show a "mint-in-box" Serina (box signed with Mark’s hallmark silver sharpie) selling for $4,200 USD at a private gallery sale in Portland, Oregon. Is this a short story, a specific chapter
“First one’s free,” she said. “For your grandpa.”