"Pterobranch" Natural Recordings by Native Speakers
Pterobranchia is a subphylum of hemichordates, a group of marine animals that also includes the more familiar acorn worms. They typically live on a substratum in depths ranging from near-surface to more than 4,000 meters.
Pteris is a genus of a fern family, particularly true ferns, and several of its species are called lucky ferns.
Pterocles is a rare or obsolete word that originated from Greek. It refers to a type of bird, specifically a species of bird that is described as a type of Ibis or a water bird in general.