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Weddell seal moms sacrifice diving capacity to help pups grow

Weddell seal moms sacrifice diving capacity to help pups grow

Science | The Biological World
Monday November 21, 2022

Nursing Weddell seal moms transfer so much iron to their pups through their milk that they can't spend as much time underwater in the months after their pups are weaned, according to new research.


Female leopard seals are way, way bigger than their male counterparts

Female leopard seals are way, way bigger than their male counterparts

Science | The Biological World
Monday November 07, 2022

New research shows female leopard seals can be up to twice as large as males, a far bigger difference in body size between the two sexes than biologists previously observed.


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Oct
24
2022

Rumbles, booms and growls: Listen to the first recordings of these Antarctic whale calls

Science | The Biological World

Biologists are getting their first real listen to the vocalizations made by Antarctic minke whales, the most abundant yet least understood whale species in the Southern Ocean.


Oct
04
2022

Follow the magma: Scientists map plumbing beneath Mt. Erebus for the first time

Science | Earth

A 20-kilometer-wide tube of melted rock feeds the lava lake at Mt. Erebus, according to new research that illustrates the plumbing below Earth's southernmost active volcano for the first time.


Aug
29
2022

Genetics reveals how fish and seals adapt to Antarctic cold

Science | The Biological World

New research into seal and fish genomes is giving scientists clues to how these hardy animals evolved to survive the extreme cold of Antarctica and the Southern Ocean.


Aug
22
2022

Key Antarctic fish species declining due to climate change

Science | The Biological World

New research finds populations of Antarctic silverfish along the West Antarctic Peninsula are plummeting due to warming temperatures and the loss of sea ice caused by climate change.


Jun
06
2022

Shedding fluffy baby fur shapes how Weddell seal pups learn to swim

Science | The Biological World

Molting status determines when Weddell seal pups are ready for life in the water more than other developmental milestones, according to new research.


May
02
2022

Wintertime flow of Blood Falls caught on camera for the first time

Science | Earth

Researchers have caught a wintertime release of brine from Blood Falls on camera for the first time, but the exact cause of the curious phenomenon remains a mystery.


Apr
18
2022

Antarctic microbe produces potential cancer-fighting drug

Science | The Biological World

Researchers map the genetic machinery behind a natural anti-cancer compound from Antarctica for the first time


Apr
11
2022

Ocean giants' appetites are larger than we thought

Science | The Biological World

Blue whales eat seven Space Shuttles worth of food every year, new research finds


Mar
28
2022

Forever chemicals lingering in Antarctic marine mammals

Science | The Biological World

New research finds Antarctic seals and killer whales still have persistent organic pollutants stored in their blubber, despite many countries having phased out production of these toxic chemicals, some as long as 50 years ago.


Mar
21
2022

Antarctic fossils shed new light on the lives of ancient amphibians

Science | Earth

Fossils of extinct amphibians found in Antarctica are helping paleontologists reconstruct how these ancient creatures once roamed the planet and understand how life evolved in the wake of Earth's largest mass extinction.


Mar
14
2022

Where are IceCube's neutrinos coming from?

Science | Space and Atmospheric Physics

Thanks to the IceCube Neutrino Observatory, scientists have identified several types of cosmic structures that produce neutrinos.


Mar
07
2022

Six stunning photos from the Antarctic solar eclipse

Science | Space and Atmospheric Physics

A total solar eclipse passed over Antarctica on December 4, 2021, a rare and exciting celestial event for the southernmost continent.


Feb
14
2022

Antarctic Long-Term Ecological Research site turns 30

Science | The Biological World

Researchers have documented significant ecological changes to the Antarctic Peninsula thanks to the long-running National Science Foundation program.


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