Blowhole (anatomy) - Wikipedia
In cetology, the study of whales and other cetaceans, a blowhole is the hole (or spiracle) at the top of the head through which the animal breathes air. In baleen whales, these are in pairs. It …
Blowhole, What are They and What are They Used for?
2020年9月5日 · A blowhole is the nostril of a whale that allows them to breathe air and expel water. Learn how blowholes vary by whale species, how they work and why they are important …
Whales don’t spray water from their blowholes and other myths, debunked
2021年6月21日 · Learn why whales expel air, not water, from their blowholes and how long they can hold their breath underwater. Discover other myths and facts about these marine …
Whales don’t blow water through their heads - MERS Marine …
Let’s be clear: any whale that expels water from its blowhole is drowning. Blowholes are modified nostrils, and whales use them to breathe air. The whale’s mouth and esophagus are …
Now how did that get up there? New study sheds light on …
2021年8月5日 · New study sheds light on development and evolution of dolphin, whale blowholes. James Urton. UW News. A pantropical spotted dolphin (Stenella attenuata). Marie …
Whale blowholes don’t keep out seawater - Science News Explores
2020年9月22日 · One in every five times the right whales surfaced to inhale, seawater covered their open blowholes. But in humpback whales, this happened nine in every 10 times. What’s …
Evolution of the blowhole in whales and dolphins - Polarjournal
2021年8月26日 · Learn how the nasal passage of whales and dolphins changes during embryonic and fetal development to become a blowhole on top of the head. See images and data from …
Whales and Dolphins | Smithsonian Ocean
Learn how whales are mammals that have adapted to live in the water, with features such as blubber, blowholes, and echolocation. Explore the diversity and evolution of whales, from …
The anatomy of a whale - BBC Earth
Two enormous blowholes, big enough for a small child to crawl into, allow the fast and efficient exchange of oxygen. Blue whales exchange between 80-90% of oxygen in their lungs each …
Development and evolution of dolphin, whale blowholes
2021年8月16日 · How does the nasal passage of cetaceans switch from parallel to the palate to angled and exiting at the top of the head as a blowhole? This study reveals the key anatomical …