All Stories by Susan Milius
- Animals
Second bird genus shares dart-frog toxins
Researchers have found a second bird genus, also in New Guinea, that carries the same toxins as poison-dart frogs in Central and South America.
- Animals
New Green Eyes: First butterfly that’s genetically modified
Scientists have genetically engineered a butterfly for the first time, putting a jellyfish protein into a tropical African species so that its eyes fluoresce green.
- Animals
Jungle Genes: First bird genome is decoded
Researchers have unveiled a draft of the first bird genome to be sequenced, a vintage chicken.
- Animals
Fox Selection: Bottleneck survivors show surprising variety
Foxes native to a California island—famous for the least genetic diversity ever reported in a sexually reproducing animal—have some variation after all.
- Ecosystems
Bird Dilemma: More seabirds killed when boats discard fewer fish
A long-term study of great skuas shows that when fishing fleets discard less fish, birds that scavenge for waste make up for the loss by increasing attacks on other seabirds.
- Animals
Flesh Eaters: Bees that strip carrion also take wasp young
A South American bee that ignores flowers and collects carrion from carcasses has an unexpected taste for live, abandoned wasp young.
- Animals
How blind mole rats find their way home
The blind mole rat is the first animal discovered to navigate by combining dead reckoning with a magnetic compass.
- Animals
Where’d I Put That?
Birds that hide and recover thousands of separate caches of seeds have become a model for investigating how animals' minds work.
- Ecosystems
Mangrove Might: Nearby trees boost reef-fish numbers
Coastal mangroves give an unexpectedly important boost to reef fish.
- Animals
Fish in the dark still size up mates
Female cave fish still have their ancestral preference for a large male, even though it's too dark to see him.
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What’s Worth Saving?
A fracas over a biological term could have huge consequences for conservation.
- Animals
Wasps drive frog eggs to (escape) hatch
A tree frog's eggs can match their response to the degree of danger: all-out mass action for snakes but less activity for one wasp.
