Animals
- Paleontology
New dolphin fossil makes a splash
A newly discovered dolphin fossil provides clues to the evolution of river dolphins in the Americas.
- Animals
Some jellyfish sting deeper than others
A new study shows that some jellyfish have nematocysts that can sting deep into the skin. That may explain why their sting is so painful.
- Animals
Coral competitor becomes ally in fight against starfish
On the reef, algae compete with coral. But they may also protect coral from attacks by crown-of-thorns starfish, a new study finds.
- Animals
Decoy switches frogs’ mating call preference
A female túngara frog may switch her choice between two prospective mates when presented with a third, least attractive option.
- Animals
Tropical songbirds get their growth spurt late
Tropical songbirds are late bloomers, but that delayed development may give them an advantage after leaving the nest.
- Animals
Tropical songbirds get their growth spurt late
Tropical songbirds are late bloomers, but that delayed development may give them an advantage after leaving the nest.
- Humans
Moon bounces, bad spider leaders and more reader feedback
Readers debate faith's role in evolution, compare politicians to spiders and more.
- Animals
Twin pandas look forward to growth spurts
The surviving panda twin born at the National Zoo last weekend will undergo DNA tests to discover paternity.
- Animals
A world of mammal diversity has been lost because of humans
Humans have eradicated large mammal biodiversity in most regions of the globe, a new study finds.
- Health & Medicine
Virus closely related to hepatitis A discovered in seals
Scientists have discovered a relative of the hepatitis A virus in seals.
- Animals
Long-tongued fly sips from afar
Long-tongued flies can dabble in shallow blossoms or reach into flowers with roomier nectar tubes.
- Animals
Chimps keep numbers high as forest losses mount
African apes show surprising resilience in face of forest destruction.
