Sharks may not have lungs, but they can still hold their breath. As they hunt squid in deep water, hammerheads seem to avoid plunging body temperatures by clamping their gills shut
Scalloped hammerhead sharks prevent their body temperature dropping on deep-water dives by closing their gillsScalloped hammerheads appear to hold their breath when they dive into cold, deep water. By shuttering their blood-rich gills, they may keep warm while hunting prey, effectively sidestepping their own cold-blooded biology.at the University of Hawaiʻi at Mānoa. The dramatic descents may be for hunting, since the beaks of squid from the visited depths have turned up in the sharks’ stomachs.
“You should expect to see their body temperature drop right away,” says Royer. “But that’s not what’s happening.”
Singapore Latest News, Singapore Headlines
Similar News:You can also read news stories similar to this one that we have collected from other news sources.
Cold-Blooded Secret: Hammerhead Sharks Hold Their Breath To Stay Warm As They HuntHammerhead sharks 'hold their breath' to maintain body temperature while hunting in cold, deep waters, a strategy that may be common among other deep-diving marine creatures. Hammerhead sharks “hold their breath” to maintain body temperature as they hunt in deep, cold waters, according to a new s
Read more »
Hammerhead Sharks 'Hold Their Breath' When Deep DivingThe sharks close their gills to stay warm while diving to frigid depths.
Read more »
Why some hammerhead sharks seem to 'hold their breath' during divesScalloped hammerhead sharks in Hawaii seem to limit the use of their gills during deep dives to prevent losing heat to their surroundings.
Read more »
Sharks’ Karlsson joins select company as he becomes finalist for player’s awardNHL: San Jose Sharks’ Erik Karlsson named a finalist for Ted Lindsay Award, given to the league’s Most Outstanding Player as voted by the NHL Players’ Association.
Read more »
Nolte: People Don’t Even Want Free Bud LightOutkick founder Clay Travis conducted an experiment to see if people would drink free Bud Light, and they wouldn’t.
Read more »
Meta is making life even harder for its metaverse creatorsMeta is stopping creators from making events.
Read more »