Analyzing the fat of killer whales reveals what they eat
Scientists are studying the diets of the ocean's top predators as they change in response to their environments. This is because how much and what they eat can affect how ecosystems function.
Scientists are studying the diets of the ocean's top predators as they change in response to their environments. This is because how much and what they eat can affect how ecosystems function.
Plants & Animals
Apr 14, 2023
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Life began on Earth more than 3.5 billion years ago, but the history of humans and other vertebrates accounts for only a fraction of this timescale. Chordates (a group that includes vertebrates) and echinoderms (like starfish ...
Evolution
Feb 23, 2023
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290
A study of sea urchins from the Antarctic Peninsula has revealed an ability to adapt to changing conditions such as rising sea temperature and acidification. Writing in the Journal of Animal Ecology the authors set out to ...
Ecology
Dec 10, 2014
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When British naturalist Charles Darwin traveled to the Galapagos Islands in 1835, he took notice of the giant kelp forests ringing the islands. He believed that if those forests were destroyed, a significant number of species ...
Ecology
Mar 14, 2018
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Sea urchins have gotten a bad rap on the Pacific coast. The spiky sea creatures can mow down entire swaths of kelp forest, leaving behind rocky urchin barrens. An article in the New York Times went so far as to call them ...
Plants & Animals
Jul 10, 2019
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181
(PhysOrg.com) -- It has a beautiful, but also an unpleasant side: crystallization determines the shape of precious stones, but also causes the lime scale in washing machines. How this comes about, has been known for a long ...
Condensed Matter
Jan 23, 2009
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This spring, scientists from the California Academy of Sciences braved leeches, lionfish, whip-scorpions and a wide variety of other biting and stinging creatures to lead the most comprehensive scientific survey effort ever ...
Plants & Animals
Jun 24, 2011
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The unique underwater kelp forests that line the Pacific Coast support a varied ecosystem that was thought to have evolved along with the kelp over the past 14 million years.
Ecology
Jan 15, 2024
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Draped in a colourful saree and shirt, Lakshmi Murgesan dives into the azure waters off India's southern coast to collect seaweed, which is being hailed by scientists as a miracle crop that absorbs more carbon dioxide than ...
Environment
Oct 28, 2021
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Seven new species of mice have been found by local and US scientists in the mountains of the Philippines, the government's environment department said Wednesday.
Plants & Animals
Jun 15, 2011
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