8,283 results
8,283 results for: Fish
- Animals
Fungi threaten sea turtle nests
The pathogens can kill up to 90 percent of eggs in a single nest.
- Life
Some animals eat their moms, and other cannibalism facts
A new book surveys those who eat their own kind, revealing some surprises about who’s eating whom.
- Animals
The Ice Age was harsh on orcas
Killer whale DNA shows that climate change resulted in declines for most populations.
- Animals
Why was Marius, the euthanized giraffe, ever born?
The problem of ‘surplus’ zoo animals reveals a divide on animal contraceptives.
- Earth
Uncertainty returns over sex-change fish
Scientists question whether a potentially gender-bending hormone found in polluted Florida streams is responsible for masculinized female fish.
- Health & Medicine
Arctic Sneeze: Greenlanders’ allergies are increasing
Allergies in Greenland nearly doubled from 1987 to 1998.
- Animals
Many fish run on empty
Many fish eat all the time, while some others spend their days going from brief feast to lengthy famine.
- Humans
Small Steps: World Summit delegates wrangle over eco-friendly future
Twenty thousand delegates from around the world met in Johannesburg last week for a contentious World Summit on Sustainable Development.
- Animals
Eat the Kids: Are cannibal fish just freshening the O2?
In beaugregory damselfish, males that snack on some of the eggs supposedly in their care may end up benefiting the rest of the egg clutch by making more oxygen available.
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Milestones for Malaria: Parasite, mosquito genes decoded
Unraveling the DNA of a malaria-causing parasite and of a mosquito that carries it may suggest new ways to combat the deadly disease.
- Materials Science
Molecular Separations: New artificial sieve traps molecules
Researchers have created a metal-laced organic solid that acts as a sieve with nanosize pores for capturing molecules.
- Health & Medicine
Making the optic nerve sprout anew
A compound made during inflammation, a natural reaction to injury, can induce optic nerve regeneration in a lab-dish concoction including rat retinal ganglion cells.
