comandant de vas Dulap înainte obligate ram ventilators înţelepciune realizabil Lipici
Grey Reef Shark - Carcharhinus amblyrhynchos
How Fish Breathe: Ram Ventilation, Buccal Pumping – Poseidon's Web
Do Sharks Sleep? | Britannica
How Fish Breathe: Ram Ventilation, Buccal Pumping – Poseidon's Web
Shark dissection
Must Sharks Keep Swimming to Stay Alive | Sharks | Live Science
How Fish Breathe: Ram Ventilation, Buccal Pumping – Poseidon's Web
Re:Focus: Obligate Ram Ventilation
Kute Shark: Respiration
Will a shark drown if it stops moving? | HowStuffWorks
Shark - Wikipedia
Will Sharks Drown If They Stop Swimming? - Shark Keeper
Do Sharks Really Die if They Stop Swimming? | Britannica
Some sharks have lost the ability to breathe by pumping water through their gills (buccal pumping). Instead, they must continuously swim to force water over their gills (obligate ram ventilation). Some examples
How Do Sharks Breathe? - The Habitat
Types of Shark by Ben Edwards
NOVA Online | Island of the Sharks | Exploding Myths (2)
Gas Exchange
Can a Shark Drown if They Stop Swimming? - Dutch Shark Society
Shedd Aquarium - Blacktip reef shark - These sharks are obligate ram ventilators, which means that they have to swim to breathe! Blacktips are pretty easy to identify—their dorsal fin looks like
Do Fish Use Ram Ventilation - BikeHike
Do Sharks Sleep? | DILEMMAS
10 Facts That Will Change How You View Sharks - Listverse
Body types in sharks (after Thomson and Simanek, 1977). | Download Scientific Diagram