Animals
- Animals
Math models predict mysterious monarch navigation
Researchers have come up with a series of equations to predict how monarchs use their eyes and antennae to figure out how to get to Mexico.
- Genetics
Malaria parasite doesn’t pass drug immunity to its offspring
Malaria parasites resistant to the antimalarial drug atovaquone die in mosquitoes, a new study finds.
- Animals
Pied flycatchers cruise nonstop for days to cross the Sahara
Teeny, tiny passerine birds called pied flycatchers fly day and night during their annual migration south across the Sahara.
- Climate
Pollen becoming bee junk food as CO2 rises
Rising CO2 lowers protein content in pollen, threatening nutrition for bees.
- Oceans
Readers question ocean health
Ocean plastics, ant behavior, pollution solutions and more in reader feedback.
- Animals
A sperm whale’s head is built for ramming
Computer simulations of a sperm whale’s head show that an organ called the junk may help protect the brain when ramming other whales — or ships.
- Animals
Piggybacking tadpoles are epic food beggars
Tadpoles beg so frantically among mimic poison frogs that researchers check to see whether they’re just scamming.
- Life
‘Wild Ways’ showcases need for wildlife corridors
The TV documentary 'Wild Ways' shows how wildlife corridors bridge the gap between isolated populations of animals.
- Animals
Mama birds pay attention to more than chicks’ begging
Whether a mama bird decides to feed her offspring depends on more than just who begs most — her environment is a big factor, a new study finds.
- Animals
Ancient arthropod kept its brood close
A newly discovered ancient arthropod may offer clues on the evolution of parenting styles.
- Animals
Ant antennae provide chemical ID
Ants use their antennae to identify nest-mates and potential invaders. But antennae also produce the key compounds that ants use to tell friend from foe.
- Animals
Ants’ antennae both send and receive chemical signals
Ants use their antennae to identify nest-mates and potential invaders. But antennae also produce the key compounds that ants use to tell friend from foe.
