Animals
- Animals
Hunchbacked conchs jump at the smell of danger
Hunchbacked conchs are among the most vigorous of snailkind’s few jumpers.
By Susan Milius - Animals
World’s smallest snail record broken again
Snails may not be speedy, but itty-bitty snail shells found in Borneo are breaking a size record at a breakneck pace.
By Susan Milius - Animals
Just when you thought snails couldn’t get any smaller…
Snails may not be speedy, but itty-bitty snail shells found in Borneo are breaking a size record at a breakneck pace.
By Susan Milius - Animals
‘On the Wing’ chronicles origins of flying animals
In "On the Wing," a biomechanicist reviews how animals took to the air.
By Sid Perkins - Animals
Wildfires are an unexpected threat to California condors
Lead poisoning remains a threat to California condors, but a new review finds that wildfires may also be a danger to the big birds.
- Life
How electric eels put more zip in their zap
With feisty prey, an electric eel curls its tail to intensify shocks and exhaust prey.
By Susan Milius - Life
Rare reptile holds clue to penis evolution
Preserved Victorian specimens reveal budding embryonic penis that disappears before adulthood.
By Susan Milius - Animals
Cat-versus-virus arms race goes back millennia
Researchers have found evidence of an ancient arms race between Felis silvestris catus, the species familiar today as the domestic cat, and feline immunodeficiency virus.
- Animals
Salamander ancestors could regenerate limbs
Salamanders and ancient amphibians share similar way of regenerating limbs.
- 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.
- Animals
Howler monkeys sacrifice sperm for deeper roars
In howler monkeys, expanded vocal tracts make for deeper-voiced males with smaller testes, researchers find.
- Animals
Invasive species may be great snacks for predators
The arrival of a new food source can benefit predators, a new study finds. But if there are no native species around to eat, it’s a different story.