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Do Dolphins Think Nonlinearly?
July 18, 2012 — Research, which examines how dolphins might process their sonar signals, could provide a new system for human-made sonar to detect targets, such as sea mines, in bubbly water. When hunting prey, ... > full story -
First Paternity Study of Southern Right Whales Finds Local Fathers Most Successful
June 22, 2012 — The first paternity study of southern right whales has found a surprisingly high level of local breeding success for males, scientists say, which is good news for the overall genetic diversity of the ... > full story -
Too Few Salmon Is Far Worse Than Too Many Boats for Killer Whales
June 6, 2012 — Not having enough Chinook salmon to eat stresses out southern resident killer whales in the Pacific Northwest more than having boats nearby, according to hormone levels of whales summering in the ... > full story -
A Whale of a Discovery: New Sensory Organ Found in Rorqual Whales
May 23, 2012 — Scientists have discovered a sensory organ in rorqual whales that coordinates its signature lunge-feeding behavior -- and may help explain their enormous size. Rorquals are a subgroup of baleen ... > full storyMore: -
Ancient Sea Reptile With Gammy Jaw Suggests Dinosaurs Got Arthritis Too
May 15, 2012 — Imagine having arthritis in your jaw bones ... if they're over 2 meters long! A new study has found signs of a degenerative condition similar to human arthritis in the jaw of a pliosaur, an ancient ... > full story -
Whale Population Size, Dynamics Determined Based on Ancient DNA
May 9, 2012 — Researchers compare ancient, modern whale DNA to investigate discrepancies between genetic data and historical ... > full story -
Bats, Whales, and Bio-Sonar: New Findings About Whales’ Foraging Behavior Reveal Surprising Evolutionary Convergence
May 8, 2012 — Though they evolved separately over millions of years in different worlds of darkness, bats and toothed whales use surprisingly similar acoustic behavior to locate, track, and capture prey using ... > full story -
Dolphin Speaker to Enhance Study of Dolphin Vocalizations and Acoustics
May 8, 2012 — To gain new insights into how dolphins communicate, researchers in Japan created a prototype of an extremely broadband “dolphin speaker” capable of projecting dolphins’ ... > full story -
Built-in Ear Plugs: Whales May Turn Down Their Hearing Sensitivity When Warned of an Impending Loud Noise
May 8, 2012 — Toothed whales navigate through sometimes dark and murky waters by emitting clicks and then interpreting the pattern of sound that bounces back. The animals’ hearing can pick up faint echoes, ... > full story -
Understanding of Hearing in Baleen Whales Amplified
April 17, 2012 — For decades, scientists have known that dolphins and other toothed whales have specialized fats associated with their jaws, which efficiently convey sound waves from the ocean to their ears. But ... > full story
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