Search Results for: Whales
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1,406 results for: Whales
- Earth
When a Shot Is Not: PCBs may impair vaccine-induced immunity
Exposure to certain pollutants early in life may do lasting harm to the immune system by blocking its response to vaccinations.
By Ben Harder - Animals
Getting the Gull: Baiting trick spreads among killer whales
A young male orca that spits up fish and then ambushes gulls attracted to the mess seems to have started a wave of cultural transmission.
By Susan Milius - Animals
Can You Hear Me Now? Frogs in roaring streams use ultrasonic calls
A small frog living beside Chinese hot springs may be the first amphibian known to use ultrasound in its calls.
By Susan Milius - Earth
Species-aid budget looks fishy
State and federal governments spent $1.4 billion in 2004 on conserving endangered and threatened species, with one-third of that sum going to protect fish.
By Janet Raloff - Animals
Baited camera snaps first live giant squid
For the first time, researchers have photographed a living giant squid in the wild.
By Susan Milius -
19608
Humans vocalize primarily non-harmonically (talk), but some can also vocalize harmonically (sing). Birds, likewise, mostly vocalize non-harmonically (chatter), but some can vocalize harmonically. It would be most helpful, when discussing birds, mice, and whale “songs,” if scientists would clarify whether they mean non-harmonic or harmonic vocalizations. Peter WilsonSimi Valley, Calif.
By Science News -
19565
Why should the whale study lead scientists to “change the way we view sleep”? Among whales, the priority is that babies not drown in the first weeks of life. Maturational processes thought to occur during sleep, such as brain development, might have to be put on hold while this critical lesson is learned. Our neonatal […]
By Science News - Ecosystems
Decades of Dinner
Sunken whale carcasses support unique marine ecosystems that display stages of succession and change, just as land ecosystems do.
By Susan Milius - Animals
Into Hot Water: Lab test shows that worms seek heat
Worms from deep-sea vents prefer water at temperatures near the upper limit of what animals are known to survive.
By Susan Milius - Animals
First maternal care filmed in squid
At least one squid species turns out to be a caring mom after all, say researchers who filmed the creatures using remote-control cameras positioned deep in the Pacific Ocean. With Video.
By Susan Milius - Humans
Letters from the August 20, 2005, issue of Science News
Just a little gas “Energy on Ice” (SN: 6/25/05, p. 410) states that the gas-hydrate deposit near Prudhoe Bay “contains more than 1.2 trillion cubic meters of gas. That’s twice the total amount of natural gas consumed annually in the United States. …” Does it behoove us to invest the time and dollars it will […]
By Science News -
Sleepless in SeaWorld: Some newborns and moms forgo slumber
Orca-whale and dolphin babies and their mothers appear to skip sleep for as long as a month after the pups' birth.