Birds know when to migrate back north when the length of daylight increases.
i think they no were to fly because it get warmer as the keep flying......
yes,but other pet birds don't fly far
They do the same thing here,but they are in the south because the hate winter.All birds fly south when winter comes
All birds that are light and have feathers and have a purpose to fly
NO ... in fact some birds can't fly ... the ones that can learn from there parents and practice by flipping there wings on a branch ...
there is alot of them that i didnt know abouthttp://www.enchantedlearning.com/subjects/birds/printouts/Flightless.shtml
Yes, an Eagle can fly with a limp wing. You should know, it is the law to fly.
It is not only birds that fly. Bats fly and they are not birds.
i don't know that is why i asked you
i don't know do i look like a scientist
You don't need to - birds know how to fly by instinct. When they are ready to fly, they just jump up and go.
yes as far asi know but not all can fly
Most birds can fly. Not all.