Term
| swans and geese are what kind of bird? |
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Definition
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Term
| they migrate in what season(s)? |
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Definition
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Term
| what do they feed and rest on? |
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Definition
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Term
| what do they use to reach underwater and eat plants with? |
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Definition
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Definition
| aquatic plants, insects and crustaceans. |
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Term
| What allows them to walk easily? |
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Definition
| legs, set well back on the body |
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Term
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Definition
| forage through farm fields, eating leftover crops like corn, soybeans, winter wheat, rye and barley |
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Term
| Why does it take so long for these birds to take flight? |
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Definition
| they are large; they need to run on the surface of the water or land while beating their wings to build up enough speed to become airborne |
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Term
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Definition
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Term
| What did the tundra swan used to be known as? |
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Definition
| whistling swan, because of its whoo-whoo-whoo call |
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Term
| Describe the tundra swan. |
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Definition
| large white birds with black bills and feet; bodies and wing span to 5 feet; up to 18 pounds; neck held straight; yellow spot in front of the eye |
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Term
| Where do tundra swans breed and nest? |
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Definition
| Arctic tundra of Alaska and Canada; pairing in lifelong bonds. |
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Term
| What are young swans called? |
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Definition
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Term
| When can young swans fly? |
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Definition
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Term
| When and where can tundra swans be seen in PA? |
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Definition
| In late September, family groups of up to 100 head south, flying at about 4500 feet altitude; during migration and wintering in Lancaster County and the Susquehanna River |
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