i dont really no but i suppose they remember the same way we remember where we parked our car
Bird's nest soup is a Chinese delicacy. It is made from the nest of a swiftlet, a bird in southeast Asia.
Sometimes they can make out where a nest came from or if it is man-made or not. They will probably live there if they don't have a choice, but some birds would rather build their own nest.
It is literally a birds nest made from edible fibers. Usually a swallow's nest :)
it looks like a birds nest
The nest was built by birds.
Because the design is based on a birds nest. If you look at the contruction of an actual birds nest it is very similar to the bird cage. Especially if viewed from the air.
Te specific study of the birds nest is calle "ornithology".
A nest is often made of organic material and it is where birds lay their eggs. A roost is a place with support where birds commonly gather, not necessarily for laying their eggs.
If the bird built it then it is generally called a nest. If it was made for the bird by a human it is generally called a birdhouse.
A birdbox is another term for a nest box, a man-made box provided for wild birds or small animals to nest in.
Birds mate after and before making a nest
Nestle has 3 birds in a nest on a branch