459 results
459 results for: Dolphins
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Dolphin Confidential: Confessions of a Field Biologist by Maddalena Bearzi
A marine biologist chronicles her life in the field and offers an insider’s view of how scientists study marine mammals in the wild. Univ. of Chicago, 2012, 216 p., $26
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- Paleontology
Sea Dragons
About 235 million years ago, as the earliest dinosaurs stomped about on land, some of their reptilian relatives slipped back into the surf, took on an aquatic lifestyle, and became ichthyosaurs—Greek for fish lizards.
- Paleontology
Learning from the Present
New field studies of unfossilized bones, as well as databases full of information about current fossil excavations and previous fossil finds, are providing insights into how complete—or incomplete—Earth's fossil record may be.
- Earth
Catch Zero
It generally has taken less than a generation for modern, industrial-scale fishing, once deployed in a new plot of ocean, to exhaust the vast majority of the sea’s edible bounty and leave behind decimated ecosystems and depleted economic opportunities.
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Beast Buddies
As researchers muse about the evolutionary origins of friendship, even the social interactions of giraffes are getting a second look.
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Unsure Minds
A controversial set of studies indicates that monkeys and dolphins know when they don't know the answer to certain tasks, an ability that presumably relies on conscious deliberations.
