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walking aids generally having two handgrips and four legs.

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... I wouldn't rule out older ducklings having something similar. More likely that some are just better at noticing when mom moves away and are faster walkers. 3. Most birds are geared to imprint on certain traits. For waterfowl the important traits are movement and sound. So ducklings will tend to ...

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by CoffeaRobusta
Sat Apr 07, 2007 7:05 am
Forum: Zoology Discussion
Topic: Ducks!
Replies: 4
Views: 7192

Humans, Apes, Birds, and Intimidation

... to speak is strongly linked to our throat structures, which are different than other primates, possibly due to shifting while we became upright walkers. I'm sure you know about the sign language examples in apes, which indicate that they can produce language when given one they are physically ...

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by Darby
Sun Jan 07, 2007 2:51 pm
Forum: Zoology Discussion
Topic: Humans, Apes, Birds, and Intimidation
Replies: 13
Views: 7521

Thoracic limbs in crustaceans

... about (that makes sense to me anyway!) Does anyone know how the structure of the Thoracic limbs in crustaceans changed between the swimmer and the walkers? All I have at the moment is that the limb sometimes turns into a smaller maxilliped for feeding. I was wondering if there was anymore knowledge ...

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by Charlie
Mon Nov 21, 2005 2:05 pm
Forum: Zoology Discussion
Topic: Thoracic limbs in crustaceans
Replies: 0
Views: 1472

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