How Do Birds Migrate to New Location

468 Words2 Pages
How Do Birds Migrate To New Location Five ways species migrate to new location are flying, hitchhiking, drifting in air,swimming and floating, and via human. During the ice ages and other times in the geological past, many species migrate to new location because some places are connected to each other. For instance, there were land bridges between Asia and North America as sea levels rose and fell under the effect of ice ages. Many animals such as birds and insects travel long distance to find resources, including food and shelteror to sesure reproductive successfully.For some birds, bats, and insects, flying to island is possible. Some birds regularly migrate long distanceover open water. Some bird species fly thousands of miles.About 300-650 birds species like warblers,hummingbirds,shorebirds are called neotropical migrant.They are the largest group that we see during the migrate.They fly allthe way to Mexico , the Caribbean islands, and other Central American and South American countries in the tropic.Migration of birds through the United States follow some bird highways know as flyways. the four main highways are the Pacific, Central, Mississippi, and Atlantic. these flyways run north and south. Birds needs a lot of energy to migrate.This energy stored in the form of body fat. It is very important for them to store up enough fat for energy because some birds, during the migration, they lose as much as one fourth to one half of their entire body weight. During the day, some birds needs to stop to rest. insects that they eat are most active and available during the day. then they migrate at night. these birds learn to follow the rotation of the stars so they can find their way at night. Wind direction also help them to orient themselves on cloudy nights.actual migration begins when the birds are triggered by a change in temperature or weather.

More about How Do Birds Migrate to New Location

Open Document