... for many archaeologists and linguists on whose studies conventional migration theories are based. These population expansions had nothing ... mainland, and east towards New Guinea. These migrations have not previously been recognised archaeologically, but we have been able to show ...
... know electrical activity in these neurons increases as they migrate into the brain. "What you want to know ... adds, and finding more genes involved in directing migration – even messing it up – will help. Current treatment ...
... optical sensor to measure the force with which tiny, migrating somatic cells push themselves away ...
... with warming temperatures and earlier leafing of trees. They migrate earlier when temperatures are warm and later when spring ... it will be an early or late spring on the northern stretches of their migrations. Weather in South America has little to do ...
... -to-filopodia selection might regulate cell migration. Moreover, the pivotal contribution of lamellipodial and filopodial ... promote lamellipodia/ruffles outgrowth and cell migration and at the same time inhibit mDia2-dependent ...
... and the chickadees. These results present the first evidence that migrating birds pay attention to the anti-predator ... ." The next step for the researchers will be to compare sensitivity of migrating birds to unfamiliar mob-calls during ...
Birds can extract detailed information from antipredator calls made by other bird species they encounter during their migrations, scientists say.
... that birds don't fly alone when migrating at night. Some birds, at least, keep together ... together in loose flocks during their nocturnal migration. Researchers have spent decades trying to determine ...
... are cautiously optimistic about the impact their new data about the migration routes could have on bolstering the leatherbacks' survival rate ... closures for them to be effective. And because the turtles' migration route crosses international boundaries, it is vital ...
... found in the subarctic. (Language studies also revealed that Athapaskans migrated to the northwest U.S. and settled on the coast in parts ... , is filling a gap in the archaeological record of Athapaskan migration, Malhi said. This gap is the result of the fact that the Athapaskan ...
... as whales and warblers, dragonflies and salamanders. Many of the most spectacular migrations have disappeared or experienced steep declines due ... to understand it. What is being lost with the disappearance of these great migrations? We are left only to wonder what early explorers ...
... and whistles drifting down from the sky. These are the calls of migrating songbirds. A thousand feet above you ...
... of the National Academy of Science. "We know that humans had to migrate at some point in their history, but we also know humans tend ... scientists a powerful window into ancient human migrations and prehistoric cultural shifts. The technique has also been adopted ...
Habitat destruction and climate change are making migrations increasingly difficult for many species, but it's not too late ...
... is behind a massive die-off and rapid migration to higher ground by nine different plants ...
