452 results
452 results for: Dolphins
- Animals
Dolphins and whales may squeal with pleasure too
Dolphins and whales squeal after a food reward in about the same time it takes for dopamine to be released in the brain.
- Animals
Diving marine mammals take deep prey plunges to heart
In spite of their diving prowess, Weddell seals and bottlenosed dolphins experience irregular heart rates when they venture beyond 200 meters under the sea.
- Animals
Animal moms sacrifice a lot — sometimes even themselves
In the animal kingdom, there are bad mothers and good ones — and then there are those that let their kids eat them.
- Animals
As panda baby grows, mom’s milk changes
In the first month after a mama panda gives birth, her milk changes in composition, a new study finds.
- Neuroscience
Wrinkled brain mimics crumpled paper
Brains crumple up just like wads of paper, a new study suggests.
- Animals
Some animals’ internal clocks follow a different drummer
Circadian clocks in some animals tick-tock to a different beat.
- Animals
Dolphins use sponges to dine on different grub
The animals can learn to use tools to exploit food sources that would be otherwise unavailable, a study suggests.
- Paleontology
Oldest true dolphin species gets a new name
A dolphin species first described in the 1970s has gotten a new name but still retains the title of oldest true dolphin species identified to date.
- Paleontology
Hippo history extracted from fossil teeth found in Kenya
Fossilized teeth from the newly identified Epirigenys lokonensis, an ancestor of the hippopotamus, are filling in some of the mammoth mammal’s history.
- Animals
Dolphin without a name
While splitting the dolphin family tree, researchers found a new species.
- Psychology
Walking in sync makes enemies seem less scary
Men who walk in sync may begin to think of their enemies as weaker and smaller, a new study suggests.
- Oceans
Dusk heralds a feeding frenzy in the waters off Oahu
Even dolphins benefit when layers of organisms in the water column overlap for a short period.
