Spark city world rewritten3/9/2024 In addition to affecting birds’ ability to see, clouds can prevent birds from more fully sensing and having control over their surroundings.Īccording to LeBaron, birds use a number of cues to help them navigate. Like the birds that fly low to avoid the clouds, birds that fly high above the clouds largely do so because of clearer visibility. "They've been tracked at up to twenty-eight to thirty-four thousand feet, so we're talking airline altitude for some of these birds to get over the mountains." "There are species of waterfowl and geese and swans and cranes and things like that actually fly over the Himalayan mountains in Asia," according to LeBaron. While smaller birds fly below the cloud layer, some larger birds fly above it. LEARN ABOUT THE SUN'S ROLE IN BIRD MIGRATIONS AND BIRD SONGS Day length, sunlight and instinct give the birds their seasonal cue.
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