8,303 results
8,303 results for: Fish
- Health & Medicine
Pregnant women on the hook for calculating risks, benefits of fish
New draft FDA guidelines on fish for pregnant or nursing women make women do the math for how to maximize omega-3 fatty acids and minimize mercury exposure.
- Animals
Fish-eating spiders are the stuff of nightmares
Spiders that feast on fish can be found on every continent but Antarctica, a new review finds.
- Animals
Why great white shark sightings are good news
Conservation measures implemented in the 1990s halted a decline in great white sharks in the Atlantic.
- Animals
Lionfish dance can recruit partner for hunting
Slow but superb predators recruit pals for cooperative hunting, often striking in what looks like well-mannered turn taking.
- Life
Near reefs, microbial mix dictated by coral and algae
A reef’s dominant organism, coral or algae, may determine what kind of bacteria live there.
- Animals
Reef fish get riled when intruders glow red
A male fairy wrasse gets feisty when he can see a rival’s colorful fluorescent patches.
- Life
Hatcheries’ metal can disrupt steelhead magnetic sense
Growing up in magnetic fields distorted by pipes and electronics confounds young fish’s inherited map sense.
- Paleontology
Ancient fish may have set stage for jaws
A fish called Metaspriggina walcotti, which lived roughly 500 million years ago, had body parts that may have later evolved into jaws.
- 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.
- Animals
Swimming evolved several times in treetop ants
Certain ants living in tropical forest canopies turn out to be fine swimmers.
- Health & Medicine
Junk food ahead of pregnancy may harm baby-to-be
Women who have poor diets in the year before conception might have a higher risk of delivering a baby preterm than do women who eat healthful foods
-
18983
From a cattleman’s perspective, I would like to add to your timely article that besides the benefits that would come to the environment from stopping the use of pharmaceutical growth promoters in cattle, we would also have a more tender product to market. An under-reported side effect of the use of growth stimulants is about […]
