Term
|
Definition
| 3 forward, 1 back (digit 1), most common, esp passerines |
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Term
|
Definition
| 2 front, 2 back (outer rear digit 1) |
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|
Term
|
Definition
| 2 front, 2 back (inner rear digit 1) |
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|
Term
|
Definition
| 3 forward, 1 back; toes 1 and 2 fused to varying degrees |
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|
Term
|
Definition
| ability to change from 4 forward to 2 forward 2 back; common in swifts |
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Term
|
Definition
| webbing between toes 2, 3 and 4, ducks |
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|
Term
|
Definition
| all toes webbed - pelicans, boobies, gannetts |
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|
Term
|
Definition
| semi-webbed, varies by firmness of ground; shore birds |
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|
Term
|
Definition
| lobes of skin expand and contract while swimming; back toe NOT lobed - coots, grebes |
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|
Term
|
Definition
| 3 forward 1 back, but with elongated toes and claws/talons. All raptors except owls |
|
|
Term
|
Definition
| 3 forward, 1 back (digit 1), most common, esp passerines |
|
|
Term
|
Definition
| 2 front, 2 back (outer rear digit 1) |
|
|
Term
|
Definition
| 2 front, 2 back (inner rear digit 1) |
|
|
Term
|
Definition
| 3 forward, 1 back; toes 1 and 2 fused to varying degrees |
|
|
Term
|
Definition
| ability to change from 4 forward to 2 forward 2 back; common in swifts |
|
|
Term
|
Definition
| webbing between toes 2, 3 and 4, ducks |
|
|
Term
|
Definition
| all toes webbed - pelicans, boobies, gannetts |
|
|
Term
|
Definition
| semi-webbed, varies by firmness of ground; shore birds |
|
|
Term
|
Definition
| lobes of skin expand and contract while swimming; back toe NOT lobed - coots, grebes |
|
|
Term
|
Definition
| 3 forward 1 back, but with elongated toes and claws/talons. All raptors except owls |
|
|
