Yes, some will return, the couple of old swallows, and their children will settle into their new homes.
If the swallow can return south, it will still return to its previous nest. Additionally, swallows' nests are often invaded by sparrows. After many swallows return from the south, they find that there are already sparrows living in the nests, so they must find another place to build their nests. It is in spring that the swallows return to their nest. There were no accidents during the winter and they returned to their old nests the following spring.
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The barn swallow also has an astonishing memory. No matter how far it migrates, it can rely on itself even if separated by obstacles. thousands of mountains and rivers. An incredible memory comes home.
According to the stAtistics of foreign biologists, the proportion of old swallows returning to their nests is close to 1/2, and the proportion of young swallows returning to their old nests in the first year is 1/6. The ability of swallows to find old nests is closely linked to their capacity. Strong memory and extraordinary navigation skills are inseparable.
The swallows stood on this magnificent thread and the wind blew gently. “It’s time to go,” Sammy said, “Winter is coming.” The sun here is really bright! » "Okay," said Sara, "I don't even want to leave. The migration is such a long way. We flew all day to the seaside." "When we arrived, it was hot." There's sunshine every day..." "But we'll be back," said Dick. "I hate flying across the ocean." Shareha said, "I don't know how far we'll fly this year. " "All right. , let's go-y, said Dick. I think it won't be winter this year. It was cold, they thought, how nice it would be to stand in the sun, looking at the green earth. Suddenly they remembered what Swann. had said about the snow and cold in winter, and Sammy slapped him, "tomorrow," he said. They all knew what he meant. Tomorrow they would all leave to find the light of day.