8,241 results
8,241 results for: Fish
- Life
Dinos straddled line between cold- and warm-blooded
Tyrannosaurus rex and other dinosaurs straddled line between cold- and warm-blood, a new analysis finds.
- Chemistry
Why death smells so deadly
Pinning down animals' odor detectors gives researchers a way to study aversion or attraction to certain objects. And understanding how these behavioral responses work will help researchers clarify why humans feel disgust.
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- Animals
The hottest guy guppies stand out in a crowd
A new study shows that sexy male guppies are the ones who stand out the most, the rarest in the crowd. But what is the rare male effect for?
- Health & Medicine
Brush kids’ teeth with just a little fluoride toothpaste
The American Dental Association has released new brushing guidelines for infants.
- Health & Medicine
Fish oil component boosts newborn health
Pregnant women who took an omega-3 fatty acid supplement had bigger babies.
- Psychology
Babies learn some early words by touch
Tactile cues provided by caregivers give infants a leg up on learning words for body parts.
- Life
Blind cave-dwelling fish also hard of hearing
Two species that live in the dark have worse hearing than do their surface-living cousins.
- Animals
How the ghost shark lost its stomach
The lack of a digestive organ in fish and other animals is linked to genetics.
- Microbes
Gut bacteria respect diets, not borders
Malawian and Guahibo gut microbiomes resembled those of herbivorous mammals, while American guts were more similar to carnivores’.
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- Animals
Small sperm whale species share a diet
Dwarf and pygmy species of sperm whales overlap in what they eat, and that could be a problem as the food web changes around them.
